Home / 87,842.40-131,763.60-24,662.40

Finding the Fourth Proportional to 87,842.40, 131,763.60 and 24,662.40

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Solution

The fourth proportional to 87,842.40, 131,763.60 and 24,662.40 is: 36,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,842.40 : 131,763.60 = 24,662.40 : x
  2. Step 2: Convert to fraction form
    87,842.40/131,763.60 = 24,662.40/x
  3. Step 3: Cross multiply
    87,842.40x = 131,763.60 × 24,662.40
  4. Step 4: Simplify right side
    87,842.40x = 3,249,606,608.64
  5. Step 5: Solve for x
    x = 3,249,606,608.64/87,842.40
  6. Step 6: Final answer
    x = 36,993.60

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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.