Home / 55,179.30-82,812.15-25,600.80

Finding the Fourth Proportional to 55,179.30, 82,812.15 and 25,600.80

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Solution

The fourth proportional to 55,179.30, 82,812.15 and 25,600.80 is: 38,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,179.30 : 82,812.15 = 25,600.80 : x
  2. Step 2: Convert to fraction form
    55,179.30/82,812.15 = 25,600.80/x
  3. Step 3: Cross multiply
    55,179.30x = 82,812.15 × 25,600.80
  4. Step 4: Simplify right side
    55,179.30x = 2,120,057,289.72
  5. Step 5: Solve for x
    x = 2,120,057,289.72/55,179.30
  6. Step 6: Final answer
    x = 38,421.24

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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.