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Finding the Fourth Proportional to 43,961.70, 65,970.90 and 24,254.40

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Solution

The fourth proportional to 43,961.70, 65,970.90 and 24,254.40 is: 36,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,961.70 : 65,970.90 = 24,254.40 : x
  2. Step 2: Convert to fraction form
    43,961.70/65,970.90 = 24,254.40/x
  3. Step 3: Cross multiply
    43,961.70x = 65,970.90 × 24,254.40
  4. Step 4: Simplify right side
    43,961.70x = 1,600,084,596.96
  5. Step 5: Solve for x
    x = 1,600,084,596.96/43,961.70
  6. Step 6: Final answer
    x = 36,397.24

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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.