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Finding the Fourth Proportional to 121,459.84, 182,169.11 and 32,693.56

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Solution

The fourth proportional to 121,459.84, 182,169.11 and 32,693.56 is: 49,034.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,459.84 : 182,169.11 = 32,693.56 : x
  2. Step 2: Convert to fraction form
    121,459.84/182,169.11 = 32,693.56/x
  3. Step 3: Cross multiply
    121,459.84x = 182,169.11 × 32,693.56
  4. Step 4: Simplify right side
    121,459.84x = 5,955,756,564.46
  5. Step 5: Solve for x
    x = 5,955,756,564.46/121,459.84
  6. Step 6: Final answer
    x = 49,034.78

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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.