Home / 47,462.71-71,158.92-28,738.35

Finding the Fourth Proportional to 47,462.71, 71,158.92 and 28,738.35

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Solution

The fourth proportional to 47,462.71, 71,158.92 and 28,738.35 is: 43,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,462.71 : 71,158.92 = 28,738.35 : x
  2. Step 2: Convert to fraction form
    47,462.71/71,158.92 = 28,738.35/x
  3. Step 3: Cross multiply
    47,462.71x = 71,158.92 × 28,738.35
  4. Step 4: Simplify right side
    47,462.71x = 2,044,989,573.97
  5. Step 5: Solve for x
    x = 2,044,989,573.97/47,462.71
  6. Step 6: Final answer
    x = 43,086.24

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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.