Home / 89,258.94-123,177.24-48,972.96

Finding the Fourth Proportional to 89,258.94, 123,177.24 and 48,972.96

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Solution

The fourth proportional to 89,258.94, 123,177.24 and 48,972.96 is: 67,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,258.94 : 123,177.24 = 48,972.96 : x
  2. Step 2: Convert to fraction form
    89,258.94/123,177.24 = 48,972.96/x
  3. Step 3: Cross multiply
    89,258.94x = 123,177.24 × 48,972.96
  4. Step 4: Simplify right side
    89,258.94x = 6,032,354,047.43
  5. Step 5: Solve for x
    x = 6,032,354,047.43/89,258.94
  6. Step 6: Final answer
    x = 67,582.63

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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.