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Finding the Fourth Proportional to 47,220.17, 65,149.21 and 26,798.95

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Solution

The fourth proportional to 47,220.17, 65,149.21 and 26,798.95 is: 36,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220.17 : 65,149.21 = 26,798.95 : x
  2. Step 2: Convert to fraction form
    47,220.17/65,149.21 = 26,798.95/x
  3. Step 3: Cross multiply
    47,220.17x = 65,149.21 × 26,798.95
  4. Step 4: Simplify right side
    47,220.17x = 1,745,930,536.26
  5. Step 5: Solve for x
    x = 1,745,930,536.26/47,220.17
  6. Step 6: Final answer
    x = 36,974.26

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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.