Home / 65,983.20-98,974.80-16,062.90

Finding the Fourth Proportional to 65,983.20, 98,974.80 and 16,062.90

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Solution

The fourth proportional to 65,983.20, 98,974.80 and 16,062.90 is: 24,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,983.20 : 98,974.80 = 16,062.90 : x
  2. Step 2: Convert to fraction form
    65,983.20/98,974.80 = 16,062.90/x
  3. Step 3: Cross multiply
    65,983.20x = 98,974.80 × 16,062.90
  4. Step 4: Simplify right side
    65,983.20x = 1,589,822,314.92
  5. Step 5: Solve for x
    x = 1,589,822,314.92/65,983.20
  6. Step 6: Final answer
    x = 24,094.35

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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.