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Finding the Fourth Proportional to 177,362.55, 244,768.29 and 99,864.87

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Solution

The fourth proportional to 177,362.55, 244,768.29 and 99,864.87 is: 137,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,362.55 : 244,768.29 = 99,864.87 : x
  2. Step 2: Convert to fraction form
    177,362.55/244,768.29 = 99,864.87/x
  3. Step 3: Cross multiply
    177,362.55x = 244,768.29 × 99,864.87
  4. Step 4: Simplify right side
    177,362.55x = 24,443,753,460.97
  5. Step 5: Solve for x
    x = 24,443,753,460.97/177,362.55
  6. Step 6: Final answer
    x = 137,818.01

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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.