Home / 95,891.40-143,837.10-25,777.80

Finding the Fourth Proportional to 95,891.40, 143,837.10 and 25,777.80

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Solution

The fourth proportional to 95,891.40, 143,837.10 and 25,777.80 is: 38,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,891.40 : 143,837.10 = 25,777.80 : x
  2. Step 2: Convert to fraction form
    95,891.40/143,837.10 = 25,777.80/x
  3. Step 3: Cross multiply
    95,891.40x = 143,837.10 × 25,777.80
  4. Step 4: Simplify right side
    95,891.40x = 3,707,803,996.38
  5. Step 5: Solve for x
    x = 3,707,803,996.38/95,891.40
  6. Step 6: Final answer
    x = 38,666.70

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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.