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Finding the Fourth Proportional to 33,877.80, 50,730.30 and 26,965.80

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Solution

The fourth proportional to 33,877.80, 50,730.30 and 26,965.80 is: 40,379.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,877.80 : 50,730.30 = 26,965.80 : x
  2. Step 2: Convert to fraction form
    33,877.80/50,730.30 = 26,965.80/x
  3. Step 3: Cross multiply
    33,877.80x = 50,730.30 × 26,965.80
  4. Step 4: Simplify right side
    33,877.80x = 1,367,983,123.74
  5. Step 5: Solve for x
    x = 1,367,983,123.74/33,877.80
  6. Step 6: Final answer
    x = 40,379.93

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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.