Home / 63,377.62-87,381.66-40,676.56

Finding the Fourth Proportional to 63,377.62, 87,381.66 and 40,676.56

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Solution

The fourth proportional to 63,377.62, 87,381.66 and 40,676.56 is: 56,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,377.62 : 87,381.66 = 40,676.56 : x
  2. Step 2: Convert to fraction form
    63,377.62/87,381.66 = 40,676.56/x
  3. Step 3: Cross multiply
    63,377.62x = 87,381.66 × 40,676.56
  4. Step 4: Simplify right side
    63,377.62x = 3,554,385,335.89
  5. Step 5: Solve for x
    x = 3,554,385,335.89/63,377.62
  6. Step 6: Final answer
    x = 56,082.66

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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.