Home / 121,537.78-182,227.56-50,440.84

Finding the Fourth Proportional to 121,537.78, 182,227.56 and 50,440.84

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Solution

The fourth proportional to 121,537.78, 182,227.56 and 50,440.84 is: 75,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,537.78 : 182,227.56 = 50,440.84 : x
  2. Step 2: Convert to fraction form
    121,537.78/182,227.56 = 50,440.84/x
  3. Step 3: Cross multiply
    121,537.78x = 182,227.56 × 50,440.84
  4. Step 4: Simplify right side
    121,537.78x = 9,191,711,197.55
  5. Step 5: Solve for x
    x = 9,191,711,197.55/121,537.78
  6. Step 6: Final answer
    x = 75,628.43

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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.