Home / 48,475.89-72,711.72-15,195.20

Finding the Fourth Proportional to 48,475.89, 72,711.72 and 15,195.20

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Solution

The fourth proportional to 48,475.89, 72,711.72 and 15,195.20 is: 22,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,475.89 : 72,711.72 = 15,195.20 : x
  2. Step 2: Convert to fraction form
    48,475.89/72,711.72 = 15,195.20/x
  3. Step 3: Cross multiply
    48,475.89x = 72,711.72 × 15,195.20
  4. Step 4: Simplify right side
    48,475.89x = 1,104,868,764.19
  5. Step 5: Solve for x
    x = 1,104,868,764.19/48,475.89
  6. Step 6: Final answer
    x = 22,792.13

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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.