Home / 132,573.80-182,951.51-72,144.42

Finding the Fourth Proportional to 132,573.80, 182,951.51 and 72,144.42

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Solution

The fourth proportional to 132,573.80, 182,951.51 and 72,144.42 is: 99,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,573.80 : 182,951.51 = 72,144.42 : x
  2. Step 2: Convert to fraction form
    132,573.80/182,951.51 = 72,144.42/x
  3. Step 3: Cross multiply
    132,573.80x = 182,951.51 × 72,144.42
  4. Step 4: Simplify right side
    132,573.80x = 13,198,930,216.35
  5. Step 5: Solve for x
    x = 13,198,930,216.35/132,573.80
  6. Step 6: Final answer
    x = 99,559.12

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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.