Home / 48,010.80-72,016.26-12,950.49

Finding the Fourth Proportional to 48,010.80, 72,016.26 and 12,950.49

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Solution

The fourth proportional to 48,010.80, 72,016.26 and 12,950.49 is: 19,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,010.80 : 72,016.26 = 12,950.49 : x
  2. Step 2: Convert to fraction form
    48,010.80/72,016.26 = 12,950.49/x
  3. Step 3: Cross multiply
    48,010.80x = 72,016.26 × 12,950.49
  4. Step 4: Simplify right side
    48,010.80x = 932,645,854.97
  5. Step 5: Solve for x
    x = 932,645,854.97/48,010.80
  6. Step 6: Final answer
    x = 19,425.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.