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Finding the Fourth Proportional to 125,096.40, 187,673.76 and 36,351.59

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Solution

The fourth proportional to 125,096.40, 187,673.76 and 36,351.59 is: 54,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,096.40 : 187,673.76 = 36,351.59 : x
  2. Step 2: Convert to fraction form
    125,096.40/187,673.76 = 36,351.59/x
  3. Step 3: Cross multiply
    125,096.40x = 187,673.76 × 36,351.59
  4. Step 4: Simplify right side
    125,096.40x = 6,822,238,638.91
  5. Step 5: Solve for x
    x = 6,822,238,638.91/125,096.40
  6. Step 6: Final answer
    x = 54,535.85

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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.