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Finding the Fourth Proportional to 52,886.44, 72,877.80 and 37,736.40

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Solution

The fourth proportional to 52,886.44, 72,877.80 and 37,736.40 is: 52,000.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.44 : 72,877.80 = 37,736.40 : x
  2. Step 2: Convert to fraction form
    52,886.44/72,877.80 = 37,736.40/x
  3. Step 3: Cross multiply
    52,886.44x = 72,877.80 × 37,736.40
  4. Step 4: Simplify right side
    52,886.44x = 2,750,145,811.92
  5. Step 5: Solve for x
    x = 2,750,145,811.92/52,886.44
  6. Step 6: Final answer
    x = 52,000.96

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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.