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Finding the Fourth Proportional to 16,065.01, 22,170.41 and 8,894.93

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Solution

The fourth proportional to 16,065.01, 22,170.41 and 8,894.93 is: 12,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,065.01 : 22,170.41 = 8,894.93 : x
  2. Step 2: Convert to fraction form
    16,065.01/22,170.41 = 8,894.93/x
  3. Step 3: Cross multiply
    16,065.01x = 22,170.41 × 8,894.93
  4. Step 4: Simplify right side
    16,065.01x = 197,204,133.61
  5. Step 5: Solve for x
    x = 197,204,133.61/16,065.01
  6. Step 6: Final answer
    x = 12,275.38

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.