Home / 83,354.34-124,988.96-27,158.30

Finding the Fourth Proportional to 83,354.34, 124,988.96 and 27,158.30

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Solution

The fourth proportional to 83,354.34, 124,988.96 and 27,158.30 is: 40,723.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,354.34 : 124,988.96 = 27,158.30 : x
  2. Step 2: Convert to fraction form
    83,354.34/124,988.96 = 27,158.30/x
  3. Step 3: Cross multiply
    83,354.34x = 124,988.96 × 27,158.30
  4. Step 4: Simplify right side
    83,354.34x = 3,394,487,672.37
  5. Step 5: Solve for x
    x = 3,394,487,672.37/83,354.34
  6. Step 6: Final answer
    x = 40,723.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.