Home / 48,003.89-72,012.67-25,508.70

Finding the Fourth Proportional to 48,003.89, 72,012.67 and 25,508.70

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Solution

The fourth proportional to 48,003.89, 72,012.67 and 25,508.70 is: 38,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,003.89 : 72,012.67 = 25,508.70 : x
  2. Step 2: Convert to fraction form
    48,003.89/72,012.67 = 25,508.70/x
  3. Step 3: Cross multiply
    48,003.89x = 72,012.67 × 25,508.70
  4. Step 4: Simplify right side
    48,003.89x = 1,836,949,400.66
  5. Step 5: Solve for x
    x = 1,836,949,400.66/48,003.89
  6. Step 6: Final answer
    x = 38,266.68

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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.