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Finding the Fourth Proportional to 118,314.93, 177,472.86 and 29,568.54

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Solution

The fourth proportional to 118,314.93, 177,472.86 and 29,568.54 is: 44,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,314.93 : 177,472.86 = 29,568.54 : x
  2. Step 2: Convert to fraction form
    118,314.93/177,472.86 = 29,568.54/x
  3. Step 3: Cross multiply
    118,314.93x = 177,472.86 × 29,568.54
  4. Step 4: Simplify right side
    118,314.93x = 5,247,613,359.82
  5. Step 5: Solve for x
    x = 5,247,613,359.82/118,314.93
  6. Step 6: Final answer
    x = 44,352.93

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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.