Home / 65,799.23-98,713.43-30,719.75

Finding the Fourth Proportional to 65,799.23, 98,713.43 and 30,719.75

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Solution

The fourth proportional to 65,799.23, 98,713.43 and 30,719.75 is: 46,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,799.23 : 98,713.43 = 30,719.75 : x
  2. Step 2: Convert to fraction form
    65,799.23/98,713.43 = 30,719.75/x
  3. Step 3: Cross multiply
    65,799.23x = 98,713.43 × 30,719.75
  4. Step 4: Simplify right side
    65,799.23x = 3,032,451,737.64
  5. Step 5: Solve for x
    x = 3,032,451,737.64/65,799.23
  6. Step 6: Final answer
    x = 46,086.43

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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.