Home / 65,905.50-98,859.92-23,789.19

Finding the Fourth Proportional to 65,905.50, 98,859.92 and 23,789.19

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Solution

The fourth proportional to 65,905.50, 98,859.92 and 23,789.19 is: 35,684.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,905.50 : 98,859.92 = 23,789.19 : x
  2. Step 2: Convert to fraction form
    65,905.50/98,859.92 = 23,789.19/x
  3. Step 3: Cross multiply
    65,905.50x = 98,859.92 × 23,789.19
  4. Step 4: Simplify right side
    65,905.50x = 2,351,797,301.32
  5. Step 5: Solve for x
    x = 2,351,797,301.32/65,905.50
  6. Step 6: Final answer
    x = 35,684.39

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1.5x scale

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.