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Finding the Fourth Proportional to 48,367.46, 66,750.72 and 29,247.95

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Solution

The fourth proportional to 48,367.46, 66,750.72 and 29,247.95 is: 40,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,367.46 : 66,750.72 = 29,247.95 : x
  2. Step 2: Convert to fraction form
    48,367.46/66,750.72 = 29,247.95/x
  3. Step 3: Cross multiply
    48,367.46x = 66,750.72 × 29,247.95
  4. Step 4: Simplify right side
    48,367.46x = 1,952,321,778.22
  5. Step 5: Solve for x
    x = 1,952,321,778.22/48,367.46
  6. Step 6: Final answer
    x = 40,364.36

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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.