Home / 129,237.10-193,776.27-50,259.27

Finding the Fourth Proportional to 129,237.10, 193,776.27 and 50,259.27

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Solution

The fourth proportional to 129,237.10, 193,776.27 and 50,259.27 is: 75,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,237.10 : 193,776.27 = 50,259.27 : x
  2. Step 2: Convert to fraction form
    129,237.10/193,776.27 = 50,259.27/x
  3. Step 3: Cross multiply
    129,237.10x = 193,776.27 × 50,259.27
  4. Step 4: Simplify right side
    129,237.10x = 9,739,053,873.52
  5. Step 5: Solve for x
    x = 9,739,053,873.52/129,237.10
  6. Step 6: Final answer
    x = 75,358.03

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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.