Home / 79,320.03-118,990.97-26,744.55

Finding the Fourth Proportional to 79,320.03, 118,990.97 and 26,744.55

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Solution

The fourth proportional to 79,320.03, 118,990.97 and 26,744.55 is: 40,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,320.03 : 118,990.97 = 26,744.55 : x
  2. Step 2: Convert to fraction form
    79,320.03/118,990.97 = 26,744.55/x
  3. Step 3: Cross multiply
    79,320.03x = 118,990.97 × 26,744.55
  4. Step 4: Simplify right side
    79,320.03x = 3,182,359,812.99
  5. Step 5: Solve for x
    x = 3,182,359,812.99/79,320.03
  6. Step 6: Final answer
    x = 40,120.51

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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.