Home / 130,343.83-195,546.96-54,400.15

Finding the Fourth Proportional to 130,343.83, 195,546.96 and 54,400.15

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Solution

The fourth proportional to 130,343.83, 195,546.96 and 54,400.15 is: 81,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,343.83 : 195,546.96 = 54,400.15 : x
  2. Step 2: Convert to fraction form
    130,343.83/195,546.96 = 54,400.15/x
  3. Step 3: Cross multiply
    130,343.83x = 195,546.96 × 54,400.15
  4. Step 4: Simplify right side
    130,343.83x = 10,637,782,706.31
  5. Step 5: Solve for x
    x = 10,637,782,706.31/130,343.83
  6. Step 6: Final answer
    x = 81,613.24

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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.