Home / 25,499.43-38,170.34-25,125.78

Finding the Fourth Proportional to 25,499.43, 38,170.34 and 25,125.78

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Solution

The fourth proportional to 25,499.43, 38,170.34 and 25,125.78 is: 37,611.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.43 : 38,170.34 = 25,125.78 : x
  2. Step 2: Convert to fraction form
    25,499.43/38,170.34 = 25,125.78/x
  3. Step 3: Cross multiply
    25,499.43x = 38,170.34 × 25,125.78
  4. Step 4: Simplify right side
    25,499.43x = 959,059,565.37
  5. Step 5: Solve for x
    x = 959,059,565.37/25,499.43
  6. Step 6: Final answer
    x = 37,611.02

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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.