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Finding the Fourth Proportional to 62,888.80, 86,787.89 and 34,594.49

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Solution

The fourth proportional to 62,888.80, 86,787.89 and 34,594.49 is: 47,741.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,888.80 : 86,787.89 = 34,594.49 : x
  2. Step 2: Convert to fraction form
    62,888.80/86,787.89 = 34,594.49/x
  3. Step 3: Cross multiply
    62,888.80x = 86,787.89 × 34,594.49
  4. Step 4: Simplify right side
    62,888.80x = 3,002,382,185.81
  5. Step 5: Solve for x
    x = 3,002,382,185.81/62,888.80
  6. Step 6: Final answer
    x = 47,741.13

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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.