Home / 96,771.60-145,151.64-25,688.88

Finding the Fourth Proportional to 96,771.60, 145,151.64 and 25,688.88

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Solution

The fourth proportional to 96,771.60, 145,151.64 and 25,688.88 is: 38,531.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771.60 : 145,151.64 = 25,688.88 : x
  2. Step 2: Convert to fraction form
    96,771.60/145,151.64 = 25,688.88/x
  3. Step 3: Cross multiply
    96,771.60x = 145,151.64 × 25,688.88
  4. Step 4: Simplify right side
    96,771.60x = 3,728,783,061.76
  5. Step 5: Solve for x
    x = 3,728,783,061.76/96,771.60
  6. Step 6: Final answer
    x = 38,531.79

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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.