Home / 89,373.15-123,335.40-48,537.41

Finding the Fourth Proportional to 89,373.15, 123,335.40 and 48,537.41

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Solution

The fourth proportional to 89,373.15, 123,335.40 and 48,537.41 is: 66,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,373.15 : 123,335.40 = 48,537.41 : x
  2. Step 2: Convert to fraction form
    89,373.15/123,335.40 = 48,537.41/x
  3. Step 3: Cross multiply
    89,373.15x = 123,335.40 × 48,537.41
  4. Step 4: Simplify right side
    89,373.15x = 5,986,380,260.64
  5. Step 5: Solve for x
    x = 5,986,380,260.64/89,373.15
  6. Step 6: Final answer
    x = 66,981.86

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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.