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Finding the Fourth Proportional to 43,695.20, 60,300.48 and 25,788.48

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Solution

The fourth proportional to 43,695.20, 60,300.48 and 25,788.48 is: 35,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,695.20 : 60,300.48 = 25,788.48 : x
  2. Step 2: Convert to fraction form
    43,695.20/60,300.48 = 25,788.48/x
  3. Step 3: Cross multiply
    43,695.20x = 60,300.48 × 25,788.48
  4. Step 4: Simplify right side
    43,695.20x = 1,555,057,722.47
  5. Step 5: Solve for x
    x = 1,555,057,722.47/43,695.20
  6. Step 6: Final answer
    x = 35,588.75

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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.