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Finding the Fourth Proportional to 121,700.98, 182,530.41 and 32,933.76

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Solution

The fourth proportional to 121,700.98, 182,530.41 and 32,933.76 is: 49,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,700.98 : 182,530.41 = 32,933.76 : x
  2. Step 2: Convert to fraction form
    121,700.98/182,530.41 = 32,933.76/x
  3. Step 3: Cross multiply
    121,700.98x = 182,530.41 × 32,933.76
  4. Step 4: Simplify right side
    121,700.98x = 6,011,412,715.64
  5. Step 5: Solve for x
    x = 6,011,412,715.64/121,700.98
  6. Step 6: Final answer
    x = 49,394.94

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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.