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Finding the Fourth Proportional to 43,615.20, 65,432.10 and 24,904.20

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Solution

The fourth proportional to 43,615.20, 65,432.10 and 24,904.20 is: 37,361.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,615.20 : 65,432.10 = 24,904.20 : x
  2. Step 2: Convert to fraction form
    43,615.20/65,432.10 = 24,904.20/x
  3. Step 3: Cross multiply
    43,615.20x = 65,432.10 × 24,904.20
  4. Step 4: Simplify right side
    43,615.20x = 1,629,534,104.82
  5. Step 5: Solve for x
    x = 1,629,534,104.82/43,615.20
  6. Step 6: Final answer
    x = 37,361.61

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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.