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Finding the Fourth Proportional to 62,884.87, 86,787.48 and 36,030.94

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Solution

The fourth proportional to 62,884.87, 86,787.48 and 36,030.94 is: 49,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,884.87 : 86,787.48 = 36,030.94 : x
  2. Step 2: Convert to fraction form
    62,884.87/86,787.48 = 36,030.94/x
  3. Step 3: Cross multiply
    62,884.87x = 86,787.48 × 36,030.94
  4. Step 4: Simplify right side
    62,884.87x = 3,127,034,402.78
  5. Step 5: Solve for x
    x = 3,127,034,402.78/62,884.87
  6. Step 6: Final answer
    x = 49,726.34

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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.