Home / 48,568.68-72,865.17-15,287.40

Finding the Fourth Proportional to 48,568.68, 72,865.17 and 15,287.40

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Solution

The fourth proportional to 48,568.68, 72,865.17 and 15,287.40 is: 22,934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,568.68 : 72,865.17 = 15,287.40 : x
  2. Step 2: Convert to fraction form
    48,568.68/72,865.17 = 15,287.40/x
  3. Step 3: Cross multiply
    48,568.68x = 72,865.17 × 15,287.40
  4. Step 4: Simplify right side
    48,568.68x = 1,113,918,999.86
  5. Step 5: Solve for x
    x = 1,113,918,999.86/48,568.68
  6. Step 6: Final answer
    x = 22,934.92

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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.