Home / 48,391.52-72,589.98-15,116.20

Finding the Fourth Proportional to 48,391.52, 72,589.98 and 15,116.20

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Solution

The fourth proportional to 48,391.52, 72,589.98 and 15,116.20 is: 22,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391.52 : 72,589.98 = 15,116.20 : x
  2. Step 2: Convert to fraction form
    48,391.52/72,589.98 = 15,116.20/x
  3. Step 3: Cross multiply
    48,391.52x = 72,589.98 × 15,116.20
  4. Step 4: Simplify right side
    48,391.52x = 1,097,284,655.68
  5. Step 5: Solve for x
    x = 1,097,284,655.68/48,391.52
  6. Step 6: Final answer
    x = 22,675.14

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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.