Home / 99,348.38-137,101.41-54,026.85

Finding the Fourth Proportional to 99,348.38, 137,101.41 and 54,026.85

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Solution

The fourth proportional to 99,348.38, 137,101.41 and 54,026.85 is: 74,557.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,348.38 : 137,101.41 = 54,026.85 : x
  2. Step 2: Convert to fraction form
    99,348.38/137,101.41 = 54,026.85/x
  3. Step 3: Cross multiply
    99,348.38x = 137,101.41 × 54,026.85
  4. Step 4: Simplify right side
    99,348.38x = 7,407,157,042.72
  5. Step 5: Solve for x
    x = 7,407,157,042.72/99,348.38
  6. Step 6: Final answer
    x = 74,557.41

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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.