Home / 48,652.74-67,147.23-28,517.55

Finding the Fourth Proportional to 48,652.74, 67,147.23 and 28,517.55

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Solution

The fourth proportional to 48,652.74, 67,147.23 and 28,517.55 is: 39,358.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,652.74 : 67,147.23 = 28,517.55 : x
  2. Step 2: Convert to fraction form
    48,652.74/67,147.23 = 28,517.55/x
  3. Step 3: Cross multiply
    48,652.74x = 67,147.23 × 28,517.55
  4. Step 4: Simplify right side
    48,652.74x = 1,914,874,488.89
  5. Step 5: Solve for x
    x = 1,914,874,488.89/48,652.74
  6. Step 6: Final answer
    x = 39,358.00

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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.