Home / 79,820.07-119,731.92-23,659.11

Finding the Fourth Proportional to 79,820.07, 119,731.92 and 23,659.11

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Solution

The fourth proportional to 79,820.07, 119,731.92 and 23,659.11 is: 35,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,820.07 : 119,731.92 = 23,659.11 : x
  2. Step 2: Convert to fraction form
    79,820.07/119,731.92 = 23,659.11/x
  3. Step 3: Cross multiply
    79,820.07x = 119,731.92 × 23,659.11
  4. Step 4: Simplify right side
    79,820.07x = 2,832,750,665.79
  5. Step 5: Solve for x
    x = 2,832,750,665.79/79,820.07
  6. Step 6: Final answer
    x = 35,489.20

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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.