Home / 79,984.96-120,002.04-57,806.04

Finding the Fourth Proportional to 79,984.96, 120,002.04 and 57,806.04

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Solution

The fourth proportional to 79,984.96, 120,002.04 and 57,806.04 is: 86,726.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,984.96 : 120,002.04 = 57,806.04 : x
  2. Step 2: Convert to fraction form
    79,984.96/120,002.04 = 57,806.04/x
  3. Step 3: Cross multiply
    79,984.96x = 120,002.04 × 57,806.04
  4. Step 4: Simplify right side
    79,984.96x = 6,936,842,724.32
  5. Step 5: Solve for x
    x = 6,936,842,724.32/79,984.96
  6. Step 6: Final answer
    x = 86,726.84

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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.