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Finding the Fourth Proportional to 104,869.57, 157,242.14 and 41,655.71

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Solution

The fourth proportional to 104,869.57, 157,242.14 and 41,655.71 is: 62,458.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,869.57 : 157,242.14 = 41,655.71 : x
  2. Step 2: Convert to fraction form
    104,869.57/157,242.14 = 41,655.71/x
  3. Step 3: Cross multiply
    104,869.57x = 157,242.14 × 41,655.71
  4. Step 4: Simplify right side
    104,869.57x = 6,550,032,983.62
  5. Step 5: Solve for x
    x = 6,550,032,983.62/104,869.57
  6. Step 6: Final answer
    x = 62,458.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.