Home / 48,251.74-72,352.93-20,164.13

Finding the Fourth Proportional to 48,251.74, 72,352.93 and 20,164.13

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Solution

The fourth proportional to 48,251.74, 72,352.93 and 20,164.13 is: 30,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,251.74 : 72,352.93 = 20,164.13 : x
  2. Step 2: Convert to fraction form
    48,251.74/72,352.93 = 20,164.13/x
  3. Step 3: Cross multiply
    48,251.74x = 72,352.93 × 20,164.13
  4. Step 4: Simplify right side
    48,251.74x = 1,458,933,886.40
  5. Step 5: Solve for x
    x = 1,458,933,886.40/48,251.74
  6. Step 6: Final answer
    x = 30,235.88

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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.