Home / 130,449.08-195,747.44-55,561.42

Finding the Fourth Proportional to 130,449.08, 195,747.44 and 55,561.42

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Solution

The fourth proportional to 130,449.08, 195,747.44 and 55,561.42 is: 83,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,449.08 : 195,747.44 = 55,561.42 : x
  2. Step 2: Convert to fraction form
    130,449.08/195,747.44 = 55,561.42/x
  3. Step 3: Cross multiply
    130,449.08x = 195,747.44 × 55,561.42
  4. Step 4: Simplify right side
    130,449.08x = 10,876,005,144.10
  5. Step 5: Solve for x
    x = 10,876,005,144.10/130,449.08
  6. Step 6: Final answer
    x = 83,373.57

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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.