Home / 54,601.65-81,902.51-15,158.76

Finding the Fourth Proportional to 54,601.65, 81,902.51 and 15,158.76

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Solution

The fourth proportional to 54,601.65, 81,902.51 and 15,158.76 is: 22,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,601.65 : 81,902.51 = 15,158.76 : x
  2. Step 2: Convert to fraction form
    54,601.65/81,902.51 = 15,158.76/x
  3. Step 3: Cross multiply
    54,601.65x = 81,902.51 × 15,158.76
  4. Step 4: Simplify right side
    54,601.65x = 1,241,540,416.69
  5. Step 5: Solve for x
    x = 1,241,540,416.69/54,601.65
  6. Step 6: Final answer
    x = 22,738.15

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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.