Home / 130,292.46-195,435.05-55,375.02

Finding the Fourth Proportional to 130,292.46, 195,435.05 and 55,375.02

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Solution

The fourth proportional to 130,292.46, 195,435.05 and 55,375.02 is: 83,060.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,292.46 : 195,435.05 = 55,375.02 : x
  2. Step 2: Convert to fraction form
    130,292.46/195,435.05 = 55,375.02/x
  3. Step 3: Cross multiply
    130,292.46x = 195,435.05 × 55,375.02
  4. Step 4: Simplify right side
    130,292.46x = 10,822,219,525.58
  5. Step 5: Solve for x
    x = 10,822,219,525.58/130,292.46
  6. Step 6: Final answer
    x = 83,060.98

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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.