Home / 99,832.46-137,774.38-54,514.66

Finding the Fourth Proportional to 99,832.46, 137,774.38 and 54,514.66

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Solution

The fourth proportional to 99,832.46, 137,774.38 and 54,514.66 is: 75,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,832.46 : 137,774.38 = 54,514.66 : x
  2. Step 2: Convert to fraction form
    99,832.46/137,774.38 = 54,514.66/x
  3. Step 3: Cross multiply
    99,832.46x = 137,774.38 × 54,514.66
  4. Step 4: Simplify right side
    99,832.46x = 7,510,723,482.41
  5. Step 5: Solve for x
    x = 7,510,723,482.41/99,832.46
  6. Step 6: Final answer
    x = 75,233.28

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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.