Home / 65,601.39-98,407.61-20,633.07

Finding the Fourth Proportional to 65,601.39, 98,407.61 and 20,633.07

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Solution

The fourth proportional to 65,601.39, 98,407.61 and 20,633.07 is: 30,951.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,601.39 : 98,407.61 = 20,633.07 : x
  2. Step 2: Convert to fraction form
    65,601.39/98,407.61 = 20,633.07/x
  3. Step 3: Cross multiply
    65,601.39x = 98,407.61 × 20,633.07
  4. Step 4: Simplify right side
    65,601.39x = 2,030,451,002.50
  5. Step 5: Solve for x
    x = 2,030,451,002.50/65,601.39
  6. Step 6: Final answer
    x = 30,951.34

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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.