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Finding the Fourth Proportional to 36,220.80, 54,343.04 and 17,502.99

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Solution

The fourth proportional to 36,220.80, 54,343.04 and 17,502.99 is: 26,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220.80 : 54,343.04 = 17,502.99 : x
  2. Step 2: Convert to fraction form
    36,220.80/54,343.04 = 17,502.99/x
  3. Step 3: Cross multiply
    36,220.80x = 54,343.04 × 17,502.99
  4. Step 4: Simplify right side
    36,220.80x = 951,165,598.17
  5. Step 5: Solve for x
    x = 951,165,598.17/36,220.80
  6. Step 6: Final answer
    x = 26,260.20

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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.