Home / 25,200.30-37,800.45-17,327.10

Finding the Fourth Proportional to 25,200.30, 37,800.45 and 17,327.10

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Solution

The fourth proportional to 25,200.30, 37,800.45 and 17,327.10 is: 25,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,200.30 : 37,800.45 = 17,327.10 : x
  2. Step 2: Convert to fraction form
    25,200.30/37,800.45 = 17,327.10/x
  3. Step 3: Cross multiply
    25,200.30x = 37,800.45 × 17,327.10
  4. Step 4: Simplify right side
    25,200.30x = 654,972,177.20
  5. Step 5: Solve for x
    x = 654,972,177.20/25,200.30
  6. Step 6: Final answer
    x = 25,990.65

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Double scale
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Similar ratio
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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.