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Finding the Fourth Proportional to 118,491.33, 177,700.85 and 62,300.96

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Solution

The fourth proportional to 118,491.33, 177,700.85 and 62,300.96 is: 93,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,491.33 : 177,700.85 = 62,300.96 : x
  2. Step 2: Convert to fraction form
    118,491.33/177,700.85 = 62,300.96/x
  3. Step 3: Cross multiply
    118,491.33x = 177,700.85 × 62,300.96
  4. Step 4: Simplify right side
    118,491.33x = 11,070,932,347.81
  5. Step 5: Solve for x
    x = 11,070,932,347.81/118,491.33
  6. Step 6: Final answer
    x = 93,432.43

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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.