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Finding the Fourth Proportional to 104,693.13, 144,502.18 and 59,397.62

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Solution

The fourth proportional to 104,693.13, 144,502.18 and 59,397.62 is: 81,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,693.13 : 144,502.18 = 59,397.62 : x
  2. Step 2: Convert to fraction form
    104,693.13/144,502.18 = 59,397.62/x
  3. Step 3: Cross multiply
    104,693.13x = 144,502.18 × 59,397.62
  4. Step 4: Simplify right side
    104,693.13x = 8,583,085,576.81
  5. Step 5: Solve for x
    x = 8,583,085,576.81/104,693.13
  6. Step 6: Final answer
    x = 81,983.27

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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.