Home / 87,151.36-130,731.93-24,817

Finding the Fourth Proportional to 87,151.36, 130,731.93 and 24,817

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Solution

The fourth proportional to 87,151.36, 130,731.93 and 24,817 is: 37,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,151.36 : 130,731.93 = 24,817 : x
  2. Step 2: Convert to fraction form
    87,151.36/130,731.93 = 24,817/x
  3. Step 3: Cross multiply
    87,151.36x = 130,731.93 × 24,817
  4. Step 4: Simplify right side
    87,151.36x = 3,244,374,306.81
  5. Step 5: Solve for x
    x = 3,244,374,306.81/87,151.36
  6. Step 6: Final answer
    x = 37,226.89

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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.