Home / 67,212.46-92,742.35-38,526.85

Finding the Fourth Proportional to 67,212.46, 92,742.35 and 38,526.85

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Solution

The fourth proportional to 67,212.46, 92,742.35 and 38,526.85 is: 53,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,212.46 : 92,742.35 = 38,526.85 : x
  2. Step 2: Convert to fraction form
    67,212.46/92,742.35 = 38,526.85/x
  3. Step 3: Cross multiply
    67,212.46x = 92,742.35 × 38,526.85
  4. Step 4: Simplify right side
    67,212.46x = 3,573,070,414.46
  5. Step 5: Solve for x
    x = 3,573,070,414.46/67,212.46
  6. Step 6: Final answer
    x = 53,160.83

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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.