Home / 38,500.20-53,134.02-23,389.56

Finding the Fourth Proportional to 38,500.20, 53,134.02 and 23,389.56

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Solution

The fourth proportional to 38,500.20, 53,134.02 and 23,389.56 is: 32,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,500.20 : 53,134.02 = 23,389.56 : x
  2. Step 2: Convert to fraction form
    38,500.20/53,134.02 = 23,389.56/x
  3. Step 3: Cross multiply
    38,500.20x = 53,134.02 × 23,389.56
  4. Step 4: Simplify right side
    38,500.20x = 1,242,781,348.83
  5. Step 5: Solve for x
    x = 1,242,781,348.83/38,500.20
  6. Step 6: Final answer
    x = 32,279.87

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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.