Home / 175,687.12-263,200.02-86,836.60

Finding the Fourth Proportional to 175,687.12, 263,200.02 and 86,836.60

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Solution

The fourth proportional to 175,687.12, 263,200.02 and 86,836.60 is: 130,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,687.12 : 263,200.02 = 86,836.60 : x
  2. Step 2: Convert to fraction form
    175,687.12/263,200.02 = 86,836.60/x
  3. Step 3: Cross multiply
    175,687.12x = 263,200.02 × 86,836.60
  4. Step 4: Simplify right side
    175,687.12x = 22,855,394,856.73
  5. Step 5: Solve for x
    x = 22,855,394,856.73/175,687.12
  6. Step 6: Final answer
    x = 130,091.47

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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.