Home / 89,247.02-123,161.82-48,959.74

Finding the Fourth Proportional to 89,247.02, 123,161.82 and 48,959.74

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Solution

The fourth proportional to 89,247.02, 123,161.82 and 48,959.74 is: 67,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.02 : 123,161.82 = 48,959.74 : x
  2. Step 2: Convert to fraction form
    89,247.02/123,161.82 = 48,959.74/x
  3. Step 3: Cross multiply
    89,247.02x = 123,161.82 × 48,959.74
  4. Step 4: Simplify right side
    89,247.02x = 6,029,970,655.48
  5. Step 5: Solve for x
    x = 6,029,970,655.48/89,247.02
  6. Step 6: Final answer
    x = 67,564.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.