Home / 99,516.06-137,333.04-54,194.24

Finding the Fourth Proportional to 99,516.06, 137,333.04 and 54,194.24

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Solution

The fourth proportional to 99,516.06, 137,333.04 and 54,194.24 is: 74,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,516.06 : 137,333.04 = 54,194.24 : x
  2. Step 2: Convert to fraction form
    99,516.06/137,333.04 = 54,194.24/x
  3. Step 3: Cross multiply
    99,516.06x = 137,333.04 × 54,194.24
  4. Step 4: Simplify right side
    99,516.06x = 7,442,659,729.69
  5. Step 5: Solve for x
    x = 7,442,659,729.69/99,516.06
  6. Step 6: Final answer
    x = 74,788.53

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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.