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Finding the Fourth Proportional to 32,571.59, 48,857.45 and 7,947.59

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Solution

The fourth proportional to 32,571.59, 48,857.45 and 7,947.59 is: 11,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,571.59 : 48,857.45 = 7,947.59 : x
  2. Step 2: Convert to fraction form
    32,571.59/48,857.45 = 7,947.59/x
  3. Step 3: Cross multiply
    32,571.59x = 48,857.45 × 7,947.59
  4. Step 4: Simplify right side
    32,571.59x = 388,298,697.02
  5. Step 5: Solve for x
    x = 388,298,697.02/32,571.59
  6. Step 6: Final answer
    x = 11,921.39

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Similar ratio
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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.