Home / 47,583.80-65,697.90-42,531.92

Finding the Fourth Proportional to 47,583.80, 65,697.90 and 42,531.92

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Solution

The fourth proportional to 47,583.80, 65,697.90 and 42,531.92 is: 58,722.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,583.80 : 65,697.90 = 42,531.92 : x
  2. Step 2: Convert to fraction form
    47,583.80/65,697.90 = 42,531.92/x
  3. Step 3: Cross multiply
    47,583.80x = 65,697.90 × 42,531.92
  4. Step 4: Simplify right side
    47,583.80x = 2,794,257,826.97
  5. Step 5: Solve for x
    x = 2,794,257,826.97/47,583.80
  6. Step 6: Final answer
    x = 58,722.88

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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.