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Finding the Fourth Proportional to 61,382.54, 84,708.78 and 36,232.04

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Solution

The fourth proportional to 61,382.54, 84,708.78 and 36,232.04 is: 50,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,382.54 : 84,708.78 = 36,232.04 : x
  2. Step 2: Convert to fraction form
    61,382.54/84,708.78 = 36,232.04/x
  3. Step 3: Cross multiply
    61,382.54x = 84,708.78 × 36,232.04
  4. Step 4: Simplify right side
    61,382.54x = 3,069,171,905.31
  5. Step 5: Solve for x
    x = 3,069,171,905.31/61,382.54
  6. Step 6: Final answer
    x = 50,000.73

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1.5x scale

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.