Home / 52,991.33-73,128.02-29,119.55

Finding the Fourth Proportional to 52,991.33, 73,128.02 and 29,119.55

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Solution

The fourth proportional to 52,991.33, 73,128.02 and 29,119.55 is: 40,184.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,991.33 : 73,128.02 = 29,119.55 : x
  2. Step 2: Convert to fraction form
    52,991.33/73,128.02 = 29,119.55/x
  3. Step 3: Cross multiply
    52,991.33x = 73,128.02 × 29,119.55
  4. Step 4: Simplify right side
    52,991.33x = 2,129,454,523.55
  5. Step 5: Solve for x
    x = 2,129,454,523.55/52,991.33
  6. Step 6: Final answer
    x = 40,184.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.