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Finding the Fourth Proportional to 38,512.01, 53,118.15 and 24,351.19

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Solution

The fourth proportional to 38,512.01, 53,118.15 and 24,351.19 is: 33,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,512.01 : 53,118.15 = 24,351.19 : x
  2. Step 2: Convert to fraction form
    38,512.01/53,118.15 = 24,351.19/x
  3. Step 3: Cross multiply
    38,512.01x = 53,118.15 × 24,351.19
  4. Step 4: Simplify right side
    38,512.01x = 1,293,489,938.99
  5. Step 5: Solve for x
    x = 1,293,489,938.99/38,512.01
  6. Step 6: Final answer
    x = 33,586.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.