Home / 89,599.47-123,644.98-48,761.86

Finding the Fourth Proportional to 89,599.47, 123,644.98 and 48,761.86

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Solution

The fourth proportional to 89,599.47, 123,644.98 and 48,761.86 is: 67,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,599.47 : 123,644.98 = 48,761.86 : x
  2. Step 2: Convert to fraction form
    89,599.47/123,644.98 = 48,761.86/x
  3. Step 3: Cross multiply
    89,599.47x = 123,644.98 × 48,761.86
  4. Step 4: Simplify right side
    89,599.47x = 6,029,159,204.46
  5. Step 5: Solve for x
    x = 6,029,159,204.46/89,599.47
  6. Step 6: Final answer
    x = 67,290.12

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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.