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Finding the Fourth Proportional to 40,762.71, 61,094.52 and 29,641.68

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Solution

The fourth proportional to 40,762.71, 61,094.52 and 29,641.68 is: 44,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,762.71 : 61,094.52 = 29,641.68 : x
  2. Step 2: Convert to fraction form
    40,762.71/61,094.52 = 29,641.68/x
  3. Step 3: Cross multiply
    40,762.71x = 61,094.52 × 29,641.68
  4. Step 4: Simplify right side
    40,762.71x = 1,810,944,211.59
  5. Step 5: Solve for x
    x = 1,810,944,211.59/40,762.71
  6. Step 6: Final answer
    x = 44,426.49

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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.