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Finding the Fourth Proportional to 118,569.66, 177,863.80 and 34,331.14

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Solution

The fourth proportional to 118,569.66, 177,863.80 and 34,331.14 is: 51,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,569.66 : 177,863.80 = 34,331.14 : x
  2. Step 2: Convert to fraction form
    118,569.66/177,863.80 = 34,331.14/x
  3. Step 3: Cross multiply
    118,569.66x = 177,863.80 × 34,331.14
  4. Step 4: Simplify right side
    118,569.66x = 6,106,267,018.73
  5. Step 5: Solve for x
    x = 6,106,267,018.73/118,569.66
  6. Step 6: Final answer
    x = 51,499.41

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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.