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Finding the Fourth Proportional to 80,323.25, 120,483.95 and 32,927.74

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Solution

The fourth proportional to 80,323.25, 120,483.95 and 32,927.74 is: 49,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,323.25 : 120,483.95 = 32,927.74 : x
  2. Step 2: Convert to fraction form
    80,323.25/120,483.95 = 32,927.74/x
  3. Step 3: Cross multiply
    80,323.25x = 120,483.95 × 32,927.74
  4. Step 4: Simplify right side
    80,323.25x = 3,967,263,713.92
  5. Step 5: Solve for x
    x = 3,967,263,713.92/80,323.25
  6. Step 6: Final answer
    x = 49,391.23

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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.