Home / 38,692.20-58,301.90-31,826.04

Finding the Fourth Proportional to 38,692.20, 58,301.90 and 31,826.04

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Solution

The fourth proportional to 38,692.20, 58,301.90 and 31,826.04 is: 47,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692.20 : 58,301.90 = 31,826.04 : x
  2. Step 2: Convert to fraction form
    38,692.20/58,301.90 = 31,826.04/x
  3. Step 3: Cross multiply
    38,692.20x = 58,301.90 × 31,826.04
  4. Step 4: Simplify right side
    38,692.20x = 1,855,518,601.48
  5. Step 5: Solve for x
    x = 1,855,518,601.48/38,692.20
  6. Step 6: Final answer
    x = 47,955.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.