Home / 89,260.94-123,180-48,974.96

Finding the Fourth Proportional to 89,260.94, 123,180 and 48,974.96

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Solution

The fourth proportional to 89,260.94, 123,180 and 48,974.96 is: 67,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,260.94 : 123,180 = 48,974.96 : x
  2. Step 2: Convert to fraction form
    89,260.94/123,180 = 48,974.96/x
  3. Step 3: Cross multiply
    89,260.94x = 123,180 × 48,974.96
  4. Step 4: Simplify right side
    89,260.94x = 6,032,735,572.80
  5. Step 5: Solve for x
    x = 6,032,735,572.80/89,260.94
  6. Step 6: Final answer
    x = 67,585.39

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1.5x scale

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.