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Finding the Fourth Proportional to 31,959.70, 44,104.60 and 17,813.46

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Solution

The fourth proportional to 31,959.70, 44,104.60 and 17,813.46 is: 24,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,959.70 : 44,104.60 = 17,813.46 : x
  2. Step 2: Convert to fraction form
    31,959.70/44,104.60 = 17,813.46/x
  3. Step 3: Cross multiply
    31,959.70x = 44,104.60 × 17,813.46
  4. Step 4: Simplify right side
    31,959.70x = 785,655,527.92
  5. Step 5: Solve for x
    x = 785,655,527.92/31,959.70
  6. Step 6: Final answer
    x = 24,582.69

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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.