Home / 48,009.30-71,981.55-25,523.70

Finding the Fourth Proportional to 48,009.30, 71,981.55 and 25,523.70

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Solution

The fourth proportional to 48,009.30, 71,981.55 and 25,523.70 is: 38,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.30 : 71,981.55 = 25,523.70 : x
  2. Step 2: Convert to fraction form
    48,009.30/71,981.55 = 25,523.70/x
  3. Step 3: Cross multiply
    48,009.30x = 71,981.55 × 25,523.70
  4. Step 4: Simplify right side
    48,009.30x = 1,837,235,487.74
  5. Step 5: Solve for x
    x = 1,837,235,487.74/48,009.30
  6. Step 6: Final answer
    x = 38,268.32

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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.