Home / 130,601.40-195,975.92-55,714.47

Finding the Fourth Proportional to 130,601.40, 195,975.92 and 55,714.47

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Solution

The fourth proportional to 130,601.40, 195,975.92 and 55,714.47 is: 83,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,601.40 : 195,975.92 = 55,714.47 : x
  2. Step 2: Convert to fraction form
    130,601.40/195,975.92 = 55,714.47/x
  3. Step 3: Cross multiply
    130,601.40x = 195,975.92 × 55,714.47
  4. Step 4: Simplify right side
    130,601.40x = 10,918,694,515.56
  5. Step 5: Solve for x
    x = 10,918,694,515.56/130,601.40
  6. Step 6: Final answer
    x = 83,603.20

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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.