Home / 99,713.32-137,594.82-54,998.44

Finding the Fourth Proportional to 99,713.32, 137,594.82 and 54,998.44

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Solution

The fourth proportional to 99,713.32, 137,594.82 and 54,998.44 is: 75,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,713.32 : 137,594.82 = 54,998.44 : x
  2. Step 2: Convert to fraction form
    99,713.32/137,594.82 = 54,998.44/x
  3. Step 3: Cross multiply
    99,713.32x = 137,594.82 × 54,998.44
  4. Step 4: Simplify right side
    99,713.32x = 7,567,500,452.08
  5. Step 5: Solve for x
    x = 7,567,500,452.08/99,713.32
  6. Step 6: Final answer
    x = 75,892.57

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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.