Home / 48,555.18-67,016.16-28,422.63

Finding the Fourth Proportional to 48,555.18, 67,016.16 and 28,422.63

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Solution

The fourth proportional to 48,555.18, 67,016.16 and 28,422.63 is: 39,229.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,555.18 : 67,016.16 = 28,422.63 : x
  2. Step 2: Convert to fraction form
    48,555.18/67,016.16 = 28,422.63/x
  3. Step 3: Cross multiply
    48,555.18x = 67,016.16 × 28,422.63
  4. Step 4: Simplify right side
    48,555.18x = 1,904,775,519.70
  5. Step 5: Solve for x
    x = 1,904,775,519.70/48,555.18
  6. Step 6: Final answer
    x = 39,229.09

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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.