Home / 48,859.05-67,423.53-27,642.72

Finding the Fourth Proportional to 48,859.05, 67,423.53 and 27,642.72

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Solution

The fourth proportional to 48,859.05, 67,423.53 and 27,642.72 is: 38,145.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.05 : 67,423.53 = 27,642.72 : x
  2. Step 2: Convert to fraction form
    48,859.05/67,423.53 = 27,642.72/x
  3. Step 3: Cross multiply
    48,859.05x = 67,423.53 × 27,642.72
  4. Step 4: Simplify right side
    48,859.05x = 1,863,769,761.20
  5. Step 5: Solve for x
    x = 1,863,769,761.20/48,859.05
  6. Step 6: Final answer
    x = 38,145.85

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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.