Home / 209,084.24-288,537.44-113,591.76

Finding the Fourth Proportional to 209,084.24, 288,537.44 and 113,591.76

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Solution

The fourth proportional to 209,084.24, 288,537.44 and 113,591.76 is: 156,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,084.24 : 288,537.44 = 113,591.76 : x
  2. Step 2: Convert to fraction form
    209,084.24/288,537.44 = 113,591.76/x
  3. Step 3: Cross multiply
    209,084.24x = 288,537.44 × 113,591.76
  4. Step 4: Simplify right side
    209,084.24x = 32,775,475,635.49
  5. Step 5: Solve for x
    x = 32,775,475,635.49/209,084.24
  6. Step 6: Final answer
    x = 156,757.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.