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Finding the Fourth Proportional to 117,497.74, 176,209.29 and 38,593.60

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Solution

The fourth proportional to 117,497.74, 176,209.29 and 38,593.60 is: 57,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,497.74 : 176,209.29 = 38,593.60 : x
  2. Step 2: Convert to fraction form
    117,497.74/176,209.29 = 38,593.60/x
  3. Step 3: Cross multiply
    117,497.74x = 176,209.29 × 38,593.60
  4. Step 4: Simplify right side
    117,497.74x = 6,800,550,854.54
  5. Step 5: Solve for x
    x = 6,800,550,854.54/117,497.74
  6. Step 6: Final answer
    x = 57,878.14

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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.