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Finding the Fourth Proportional to 36,488.74, 54,733.11 and 16,783.87

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Solution

The fourth proportional to 36,488.74, 54,733.11 and 16,783.87 is: 25,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,488.74 : 54,733.11 = 16,783.87 : x
  2. Step 2: Convert to fraction form
    36,488.74/54,733.11 = 16,783.87/x
  3. Step 3: Cross multiply
    36,488.74x = 54,733.11 × 16,783.87
  4. Step 4: Simplify right side
    36,488.74x = 918,633,402.94
  5. Step 5: Solve for x
    x = 918,633,402.94/36,488.74
  6. Step 6: Final answer
    x = 25,175.81

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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.