Home / 65,921.57-98,881.30-16,002.08

Finding the Fourth Proportional to 65,921.57, 98,881.30 and 16,002.08

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Solution

The fourth proportional to 65,921.57, 98,881.30 and 16,002.08 is: 24,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,921.57 : 98,881.30 = 16,002.08 : x
  2. Step 2: Convert to fraction form
    65,921.57/98,881.30 = 16,002.08/x
  3. Step 3: Cross multiply
    65,921.57x = 98,881.30 × 16,002.08
  4. Step 4: Simplify right side
    65,921.57x = 1,582,306,473.10
  5. Step 5: Solve for x
    x = 1,582,306,473.10/65,921.57
  6. Step 6: Final answer
    x = 24,002.86

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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.