Home / 175,276.40-262,914.60-112,290.80

Finding the Fourth Proportional to 175,276.40, 262,914.60 and 112,290.80

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Solution

The fourth proportional to 175,276.40, 262,914.60 and 112,290.80 is: 168,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,276.40 : 262,914.60 = 112,290.80 : x
  2. Step 2: Convert to fraction form
    175,276.40/262,914.60 = 112,290.80/x
  3. Step 3: Cross multiply
    175,276.40x = 262,914.60 × 112,290.80
  4. Step 4: Simplify right side
    175,276.40x = 29,522,890,765.68
  5. Step 5: Solve for x
    x = 29,522,890,765.68/175,276.40
  6. Step 6: Final answer
    x = 168,436.20

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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.