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Finding the Fourth Proportional to 67,338.53, 92,926.79 and 37,123.74

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Solution

The fourth proportional to 67,338.53, 92,926.79 and 37,123.74 is: 51,230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,338.53 : 92,926.79 = 37,123.74 : x
  2. Step 2: Convert to fraction form
    67,338.53/92,926.79 = 37,123.74/x
  3. Step 3: Cross multiply
    67,338.53x = 92,926.79 × 37,123.74
  4. Step 4: Simplify right side
    67,338.53x = 3,449,789,805.38
  5. Step 5: Solve for x
    x = 3,449,789,805.38/67,338.53
  6. Step 6: Final answer
    x = 51,230.55

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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.