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Finding the Fourth Proportional to 37,836.52, 56,754.88 and 37,781.84

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Solution

The fourth proportional to 37,836.52, 56,754.88 and 37,781.84 is: 56,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,836.52 : 56,754.88 = 37,781.84 : x
  2. Step 2: Convert to fraction form
    37,836.52/56,754.88 = 37,781.84/x
  3. Step 3: Cross multiply
    37,836.52x = 56,754.88 × 37,781.84
  4. Step 4: Simplify right side
    37,836.52x = 2,144,303,842.81
  5. Step 5: Solve for x
    x = 2,144,303,842.81/37,836.52
  6. Step 6: Final answer
    x = 56,672.86

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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.