Home / 89,180.70-123,068.26-48,894.49

Finding the Fourth Proportional to 89,180.70, 123,068.26 and 48,894.49

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Solution

The fourth proportional to 89,180.70, 123,068.26 and 48,894.49 is: 67,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,180.70 : 123,068.26 = 48,894.49 : x
  2. Step 2: Convert to fraction form
    89,180.70/123,068.26 = 48,894.49/x
  3. Step 3: Cross multiply
    89,180.70x = 123,068.26 × 48,894.49
  4. Step 4: Simplify right side
    89,180.70x = 6,017,359,330.58
  5. Step 5: Solve for x
    x = 6,017,359,330.58/89,180.70
  6. Step 6: Final answer
    x = 67,473.79

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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.