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Finding the Fourth Proportional to 36,588.50, 54,881.88 and 16,867.05

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Solution

The fourth proportional to 36,588.50, 54,881.88 and 16,867.05 is: 25,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,588.50 : 54,881.88 = 16,867.05 : x
  2. Step 2: Convert to fraction form
    36,588.50/54,881.88 = 16,867.05/x
  3. Step 3: Cross multiply
    36,588.50x = 54,881.88 × 16,867.05
  4. Step 4: Simplify right side
    36,588.50x = 925,695,414.05
  5. Step 5: Solve for x
    x = 925,695,414.05/36,588.50
  6. Step 6: Final answer
    x = 25,300.18

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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.