Home / 71,904.60-107,877.96-25,161.12

Finding the Fourth Proportional to 71,904.60, 107,877.96 and 25,161.12

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Solution

The fourth proportional to 71,904.60, 107,877.96 and 25,161.12 is: 37,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,904.60 : 107,877.96 = 25,161.12 : x
  2. Step 2: Convert to fraction form
    71,904.60/107,877.96 = 25,161.12/x
  3. Step 3: Cross multiply
    71,904.60x = 107,877.96 × 25,161.12
  4. Step 4: Simplify right side
    71,904.60x = 2,714,330,296.92
  5. Step 5: Solve for x
    x = 2,714,330,296.92/71,904.60
  6. Step 6: Final answer
    x = 37,749.05

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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.