Home / 235,631.03-353,419.20-67,177.35

Finding the Fourth Proportional to 235,631.03, 353,419.20 and 67,177.35

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Solution

The fourth proportional to 235,631.03, 353,419.20 and 67,177.35 is: 100,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,631.03 : 353,419.20 = 67,177.35 : x
  2. Step 2: Convert to fraction form
    235,631.03/353,419.20 = 67,177.35/x
  3. Step 3: Cross multiply
    235,631.03x = 353,419.20 × 67,177.35
  4. Step 4: Simplify right side
    235,631.03x = 23,741,765,295.12
  5. Step 5: Solve for x
    x = 23,741,765,295.12/235,631.03
  6. Step 6: Final answer
    x = 100,758.23

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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.