Home / 47,726.80-71,444.40-37,229.20

Finding the Fourth Proportional to 47,726.80, 71,444.40 and 37,229.20

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Solution

The fourth proportional to 47,726.80, 71,444.40 and 37,229.20 is: 55,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,726.80 : 71,444.40 = 37,229.20 : x
  2. Step 2: Convert to fraction form
    47,726.80/71,444.40 = 37,229.20/x
  3. Step 3: Cross multiply
    47,726.80x = 71,444.40 × 37,229.20
  4. Step 4: Simplify right side
    47,726.80x = 2,659,817,856.48
  5. Step 5: Solve for x
    x = 2,659,817,856.48/47,726.80
  6. Step 6: Final answer
    x = 55,730.07

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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.