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Finding the Fourth Proportional to 36,937.88, 55,407.94 and 14,447.68

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Solution

The fourth proportional to 36,937.88, 55,407.94 and 14,447.68 is: 21,671.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,937.88 : 55,407.94 = 14,447.68 : x
  2. Step 2: Convert to fraction form
    36,937.88/55,407.94 = 14,447.68/x
  3. Step 3: Cross multiply
    36,937.88x = 55,407.94 × 14,447.68
  4. Step 4: Simplify right side
    36,937.88x = 800,516,186.58
  5. Step 5: Solve for x
    x = 800,516,186.58/36,937.88
  6. Step 6: Final answer
    x = 21,671.96

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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.