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Finding the Fourth Proportional to 16,259.13, 22,437.59 and 8,807.13

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Solution

The fourth proportional to 16,259.13, 22,437.59 and 8,807.13 is: 12,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,259.13 : 22,437.59 = 8,807.13 : x
  2. Step 2: Convert to fraction form
    16,259.13/22,437.59 = 8,807.13/x
  3. Step 3: Cross multiply
    16,259.13x = 22,437.59 × 8,807.13
  4. Step 4: Simplify right side
    16,259.13x = 197,610,772.02
  5. Step 5: Solve for x
    x = 197,610,772.02/16,259.13
  6. Step 6: Final answer
    x = 12,153.83

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Half scale
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Double scale
Find fourth proportional to 16,260.13, 22,438.97 and 8,808.13
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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.