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Finding the Fourth Proportional to 182,354.56, 251,639.05 and 101,787.28

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Solution

The fourth proportional to 182,354.56, 251,639.05 and 101,787.28 is: 140,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,354.56 : 251,639.05 = 101,787.28 : x
  2. Step 2: Convert to fraction form
    182,354.56/251,639.05 = 101,787.28/x
  3. Step 3: Cross multiply
    182,354.56x = 251,639.05 × 101,787.28
  4. Step 4: Simplify right side
    182,354.56x = 25,613,654,441.28
  5. Step 5: Solve for x
    x = 25,613,654,441.28/182,354.56
  6. Step 6: Final answer
    x = 140,460.73

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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.