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Finding the Fourth Proportional to 14,035.44, 19,363.14 and 8,065.74

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Solution

The fourth proportional to 14,035.44, 19,363.14 and 8,065.74 is: 11,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.44 : 19,363.14 = 8,065.74 : x
  2. Step 2: Convert to fraction form
    14,035.44/19,363.14 = 8,065.74/x
  3. Step 3: Cross multiply
    14,035.44x = 19,363.14 × 8,065.74
  4. Step 4: Simplify right side
    14,035.44x = 156,178,052.82
  5. Step 5: Solve for x
    x = 156,178,052.82/14,035.44
  6. Step 6: Final answer
    x = 11,127.41

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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.