Home / 235,234.20-324,617.58-127,801.80

Finding the Fourth Proportional to 235,234.20, 324,617.58 and 127,801.80

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Solution

The fourth proportional to 235,234.20, 324,617.58 and 127,801.80 is: 176,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,234.20 : 324,617.58 = 127,801.80 : x
  2. Step 2: Convert to fraction form
    235,234.20/324,617.58 = 127,801.80/x
  3. Step 3: Cross multiply
    235,234.20x = 324,617.58 × 127,801.80
  4. Step 4: Simplify right side
    235,234.20x = 41,486,711,035.64
  5. Step 5: Solve for x
    x = 41,486,711,035.64/235,234.20
  6. Step 6: Final answer
    x = 176,363.43

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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.