Home / 45,239.20-67,891.20-25,496.80

Finding the Fourth Proportional to 45,239.20, 67,891.20 and 25,496.80

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Solution

The fourth proportional to 45,239.20, 67,891.20 and 25,496.80 is: 38,263.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,239.20 : 67,891.20 = 25,496.80 : x
  2. Step 2: Convert to fraction form
    45,239.20/67,891.20 = 25,496.80/x
  3. Step 3: Cross multiply
    45,239.20x = 67,891.20 × 25,496.80
  4. Step 4: Simplify right side
    45,239.20x = 1,731,008,348.16
  5. Step 5: Solve for x
    x = 1,731,008,348.16/45,239.20
  6. Step 6: Final answer
    x = 38,263.46

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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.