Home / 87,515.04-131,266.22-34,196.99

Finding the Fourth Proportional to 87,515.04, 131,266.22 and 34,196.99

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Solution

The fourth proportional to 87,515.04, 131,266.22 and 34,196.99 is: 51,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,515.04 : 131,266.22 = 34,196.99 : x
  2. Step 2: Convert to fraction form
    87,515.04/131,266.22 = 34,196.99/x
  3. Step 3: Cross multiply
    87,515.04x = 131,266.22 × 34,196.99
  4. Step 4: Simplify right side
    87,515.04x = 4,488,909,769.86
  5. Step 5: Solve for x
    x = 4,488,909,769.86/87,515.04
  6. Step 6: Final answer
    x = 51,293.01

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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.