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Finding the Fourth Proportional to 37,043.60, 55,516.80 and 14,838.80

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Solution

The fourth proportional to 37,043.60, 55,516.80 and 14,838.80 is: 22,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,043.60 : 55,516.80 = 14,838.80 : x
  2. Step 2: Convert to fraction form
    37,043.60/55,516.80 = 14,838.80/x
  3. Step 3: Cross multiply
    37,043.60x = 55,516.80 × 14,838.80
  4. Step 4: Simplify right side
    37,043.60x = 823,802,691.84
  5. Step 5: Solve for x
    x = 823,802,691.84/37,043.60
  6. Step 6: Final answer
    x = 22,238.73

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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.