Home / 38,520.10-57,715.35-32,947.30

Finding the Fourth Proportional to 38,520.10, 57,715.35 and 32,947.30

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Solution

The fourth proportional to 38,520.10, 57,715.35 and 32,947.30 is: 49,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,520.10 : 57,715.35 = 32,947.30 : x
  2. Step 2: Convert to fraction form
    38,520.10/57,715.35 = 32,947.30/x
  3. Step 3: Cross multiply
    38,520.10x = 57,715.35 × 32,947.30
  4. Step 4: Simplify right side
    38,520.10x = 1,901,564,951.06
  5. Step 5: Solve for x
    x = 1,901,564,951.06/38,520.10
  6. Step 6: Final answer
    x = 49,365.52

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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.