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Finding the Fourth Proportional to 65,277.80, 97,825.26 and 27,787.22

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Solution

The fourth proportional to 65,277.80, 97,825.26 and 27,787.22 is: 41,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,277.80 : 97,825.26 = 27,787.22 : x
  2. Step 2: Convert to fraction form
    65,277.80/97,825.26 = 27,787.22/x
  3. Step 3: Cross multiply
    65,277.80x = 97,825.26 × 27,787.22
  4. Step 4: Simplify right side
    65,277.80x = 2,718,292,021.18
  5. Step 5: Solve for x
    x = 2,718,292,021.18/65,277.80
  6. Step 6: Final answer
    x = 41,641.91

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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.