Home / 48,171.20-72,127.20-37,716.80

Finding the Fourth Proportional to 48,171.20, 72,127.20 and 37,716.80

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Solution

The fourth proportional to 48,171.20, 72,127.20 and 37,716.80 is: 56,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,171.20 : 72,127.20 = 37,716.80 : x
  2. Step 2: Convert to fraction form
    48,171.20/72,127.20 = 37,716.80/x
  3. Step 3: Cross multiply
    48,171.20x = 72,127.20 × 37,716.80
  4. Step 4: Simplify right side
    48,171.20x = 2,720,407,176.96
  5. Step 5: Solve for x
    x = 2,720,407,176.96/48,171.20
  6. Step 6: Final answer
    x = 56,473.73

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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.