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Finding the Fourth Proportional to 177,907.92, 245,593.18 and 113,463.71

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Solution

The fourth proportional to 177,907.92, 245,593.18 and 113,463.71 is: 156,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,907.92 : 245,593.18 = 113,463.71 : x
  2. Step 2: Convert to fraction form
    177,907.92/245,593.18 = 113,463.71/x
  3. Step 3: Cross multiply
    177,907.92x = 245,593.18 × 113,463.71
  4. Step 4: Simplify right side
    177,907.92x = 27,865,913,353.50
  5. Step 5: Solve for x
    x = 27,865,913,353.50/177,907.92
  6. Step 6: Final answer
    x = 156,631.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.