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Finding the Fourth Proportional to 40,323.84, 60,490.62 and 16,947.24

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Solution

The fourth proportional to 40,323.84, 60,490.62 and 16,947.24 is: 25,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,323.84 : 60,490.62 = 16,947.24 : x
  2. Step 2: Convert to fraction form
    40,323.84/60,490.62 = 16,947.24/x
  3. Step 3: Cross multiply
    40,323.84x = 60,490.62 × 16,947.24
  4. Step 4: Simplify right side
    40,323.84x = 1,025,149,054.89
  5. Step 5: Solve for x
    x = 1,025,149,054.89/40,323.84
  6. Step 6: Final answer
    x = 25,422.90

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1.5x scale

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.