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Finding the Fourth Proportional to 177,375.78, 244,784.28 and 100,892.90

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Solution

The fourth proportional to 177,375.78, 244,784.28 and 100,892.90 is: 139,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,375.78 : 244,784.28 = 100,892.90 : x
  2. Step 2: Convert to fraction form
    177,375.78/244,784.28 = 100,892.90/x
  3. Step 3: Cross multiply
    177,375.78x = 244,784.28 × 100,892.90
  4. Step 4: Simplify right side
    177,375.78x = 24,696,995,883.61
  5. Step 5: Solve for x
    x = 24,696,995,883.61/177,375.78
  6. Step 6: Final answer
    x = 139,235.45

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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.