Home / 175,591.40-263,387.10-86,858.60

Finding the Fourth Proportional to 175,591.40, 263,387.10 and 86,858.60

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Solution

The fourth proportional to 175,591.40, 263,387.10 and 86,858.60 is: 130,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,591.40 : 263,387.10 = 86,858.60 : x
  2. Step 2: Convert to fraction form
    175,591.40/263,387.10 = 86,858.60/x
  3. Step 3: Cross multiply
    175,591.40x = 263,387.10 × 86,858.60
  4. Step 4: Simplify right side
    175,591.40x = 22,877,434,764.06
  5. Step 5: Solve for x
    x = 22,877,434,764.06/175,591.40
  6. Step 6: Final answer
    x = 130,287.90

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1.5x scale

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.