Home / 37,123.92-55,702.89-20,262.15

Finding the Fourth Proportional to 37,123.92, 55,702.89 and 20,262.15

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Solution

The fourth proportional to 37,123.92, 55,702.89 and 20,262.15 is: 30,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123.92 : 55,702.89 = 20,262.15 : x
  2. Step 2: Convert to fraction form
    37,123.92/55,702.89 = 20,262.15/x
  3. Step 3: Cross multiply
    37,123.92x = 55,702.89 × 20,262.15
  4. Step 4: Simplify right side
    37,123.92x = 1,128,660,312.61
  5. Step 5: Solve for x
    x = 1,128,660,312.61/37,123.92
  6. Step 6: Final answer
    x = 30,402.51

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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.