Home / 87,887.66-131,851.08-48,424.46

Finding the Fourth Proportional to 87,887.66, 131,851.08 and 48,424.46

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Solution

The fourth proportional to 87,887.66, 131,851.08 and 48,424.46 is: 72,647.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,887.66 : 131,851.08 = 48,424.46 : x
  2. Step 2: Convert to fraction form
    87,887.66/131,851.08 = 48,424.46/x
  3. Step 3: Cross multiply
    87,887.66x = 131,851.08 × 48,424.46
  4. Step 4: Simplify right side
    87,887.66x = 6,384,817,349.42
  5. Step 5: Solve for x
    x = 6,384,817,349.42/87,887.66
  6. Step 6: Final answer
    x = 72,647.48

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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.