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Finding the Fourth Proportional to 27,376.38, 37,779.42 and 14,801.12

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Solution

The fourth proportional to 27,376.38, 37,779.42 and 14,801.12 is: 20,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,376.38 : 37,779.42 = 14,801.12 : x
  2. Step 2: Convert to fraction form
    27,376.38/37,779.42 = 14,801.12/x
  3. Step 3: Cross multiply
    27,376.38x = 37,779.42 × 14,801.12
  4. Step 4: Simplify right side
    27,376.38x = 559,177,728.95
  5. Step 5: Solve for x
    x = 559,177,728.95/27,376.38
  6. Step 6: Final answer
    x = 20,425.55

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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.