Home / 55,057.28-82,585.89-15,614.72

Finding the Fourth Proportional to 55,057.28, 82,585.89 and 15,614.72

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Solution

The fourth proportional to 55,057.28, 82,585.89 and 15,614.72 is: 23,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057.28 : 82,585.89 = 15,614.72 : x
  2. Step 2: Convert to fraction form
    55,057.28/82,585.89 = 15,614.72/x
  3. Step 3: Cross multiply
    55,057.28x = 82,585.89 × 15,614.72
  4. Step 4: Simplify right side
    55,057.28x = 1,289,555,548.30
  5. Step 5: Solve for x
    x = 1,289,555,548.30/55,057.28
  6. Step 6: Final answer
    x = 23,422.07

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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.