Home / 48,166.40-72,262.20-18,585.20

Finding the Fourth Proportional to 48,166.40, 72,262.20 and 18,585.20

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Solution

The fourth proportional to 48,166.40, 72,262.20 and 18,585.20 is: 27,882.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,166.40 : 72,262.20 = 18,585.20 : x
  2. Step 2: Convert to fraction form
    48,166.40/72,262.20 = 18,585.20/x
  3. Step 3: Cross multiply
    48,166.40x = 72,262.20 × 18,585.20
  4. Step 4: Simplify right side
    48,166.40x = 1,343,007,439.44
  5. Step 5: Solve for x
    x = 1,343,007,439.44/48,166.40
  6. Step 6: Final answer
    x = 27,882.66

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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.