Home / 48,439.98-72,660.51-15,158.70

Finding the Fourth Proportional to 48,439.98, 72,660.51 and 15,158.70

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Solution

The fourth proportional to 48,439.98, 72,660.51 and 15,158.70 is: 22,738.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,439.98 : 72,660.51 = 15,158.70 : x
  2. Step 2: Convert to fraction form
    48,439.98/72,660.51 = 15,158.70/x
  3. Step 3: Cross multiply
    48,439.98x = 72,660.51 × 15,158.70
  4. Step 4: Simplify right side
    48,439.98x = 1,101,438,872.94
  5. Step 5: Solve for x
    x = 1,101,438,872.94/48,439.98
  6. Step 6: Final answer
    x = 22,738.22

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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.