Home / 97,781.68-146,672.52-51,023.62

Finding the Fourth Proportional to 97,781.68, 146,672.52 and 51,023.62

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Solution

The fourth proportional to 97,781.68, 146,672.52 and 51,023.62 is: 76,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,781.68 : 146,672.52 = 51,023.62 : x
  2. Step 2: Convert to fraction form
    97,781.68/146,672.52 = 51,023.62/x
  3. Step 3: Cross multiply
    97,781.68x = 146,672.52 × 51,023.62
  4. Step 4: Simplify right side
    97,781.68x = 7,483,762,924.92
  5. Step 5: Solve for x
    x = 7,483,762,924.92/97,781.68
  6. Step 6: Final answer
    x = 76,535.43

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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.