Home / 89,246.85-123,156.57-48,959.75

Finding the Fourth Proportional to 89,246.85, 123,156.57 and 48,959.75

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Solution

The fourth proportional to 89,246.85, 123,156.57 and 48,959.75 is: 67,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,246.85 : 123,156.57 = 48,959.75 : x
  2. Step 2: Convert to fraction form
    89,246.85/123,156.57 = 48,959.75/x
  3. Step 3: Cross multiply
    89,246.85x = 123,156.57 × 48,959.75
  4. Step 4: Simplify right side
    89,246.85x = 6,029,714,878.06
  5. Step 5: Solve for x
    x = 6,029,714,878.06/89,246.85
  6. Step 6: Final answer
    x = 67,562.22

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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.