Home / 207,937.27-311,647.50-95,498.20

Finding the Fourth Proportional to 207,937.27, 311,647.50 and 95,498.20

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Solution

The fourth proportional to 207,937.27, 311,647.50 and 95,498.20 is: 143,128.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,937.27 : 311,647.50 = 95,498.20 : x
  2. Step 2: Convert to fraction form
    207,937.27/311,647.50 = 95,498.20/x
  3. Step 3: Cross multiply
    207,937.27x = 311,647.50 × 95,498.20
  4. Step 4: Simplify right side
    207,937.27x = 29,761,773,726.26
  5. Step 5: Solve for x
    x = 29,761,773,726.26/207,937.27
  6. Step 6: Final answer
    x = 143,128.62

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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.