Home / 48,711.60-73,064.40-29,995.20

Finding the Fourth Proportional to 48,711.60, 73,064.40 and 29,995.20

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Solution

The fourth proportional to 48,711.60, 73,064.40 and 29,995.20 is: 44,990.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,711.60 : 73,064.40 = 29,995.20 : x
  2. Step 2: Convert to fraction form
    48,711.60/73,064.40 = 29,995.20/x
  3. Step 3: Cross multiply
    48,711.60x = 73,064.40 × 29,995.20
  4. Step 4: Simplify right side
    48,711.60x = 2,191,581,290.88
  5. Step 5: Solve for x
    x = 2,191,581,290.88/48,711.60
  6. Step 6: Final answer
    x = 44,990.95

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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.