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Finding the Fourth Proportional to 45,878.00, 63,311.15 and 27,971.87

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Solution

The fourth proportional to 45,878.00, 63,311.15 and 27,971.87 is: 38,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,878.00 : 63,311.15 = 27,971.87 : x
  2. Step 2: Convert to fraction form
    45,878.00/63,311.15 = 27,971.87/x
  3. Step 3: Cross multiply
    45,878.00x = 63,311.15 × 27,971.87
  4. Step 4: Simplify right side
    45,878.00x = 1,770,931,010.72
  5. Step 5: Solve for x
    x = 1,770,931,010.72/45,878.00
  6. Step 6: Final answer
    x = 38,600.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.