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Finding the Fourth Proportional to 75,527.01, 113,044.10 and 55,531.20

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Solution

The fourth proportional to 75,527.01, 113,044.10 and 55,531.20 is: 83,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,527.01 : 113,044.10 = 55,531.20 : x
  2. Step 2: Convert to fraction form
    75,527.01/113,044.10 = 55,531.20/x
  3. Step 3: Cross multiply
    75,527.01x = 113,044.10 × 55,531.20
  4. Step 4: Simplify right side
    75,527.01x = 6,277,474,248.26
  5. Step 5: Solve for x
    x = 6,277,474,248.26/75,527.01
  6. Step 6: Final answer
    x = 83,115.62

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1.5x scale

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.