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Finding the Fourth Proportional to 43,615.80, 60,195.42 and 29,467.80

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Solution

The fourth proportional to 43,615.80, 60,195.42 and 29,467.80 is: 40,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,615.80 : 60,195.42 = 29,467.80 : x
  2. Step 2: Convert to fraction form
    43,615.80/60,195.42 = 29,467.80/x
  3. Step 3: Cross multiply
    43,615.80x = 60,195.42 × 29,467.80
  4. Step 4: Simplify right side
    43,615.80x = 1,773,826,597.48
  5. Step 5: Solve for x
    x = 1,773,826,597.48/43,615.80
  6. Step 6: Final answer
    x = 40,669.36

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1.5x scale

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.