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Finding the Fourth Proportional to 118,574.62, 177,862.22 and 48,453.92

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Solution

The fourth proportional to 118,574.62, 177,862.22 and 48,453.92 is: 72,681.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,574.62 : 177,862.22 = 48,453.92 : x
  2. Step 2: Convert to fraction form
    118,574.62/177,862.22 = 48,453.92/x
  3. Step 3: Cross multiply
    118,574.62x = 177,862.22 × 48,453.92
  4. Step 4: Simplify right side
    118,574.62x = 8,618,121,778.90
  5. Step 5: Solve for x
    x = 8,618,121,778.90/118,574.62
  6. Step 6: Final answer
    x = 72,681.00

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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.