Home / 96,925.78-133,763.70-54,487.05

Finding the Fourth Proportional to 96,925.78, 133,763.70 and 54,487.05

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Solution

The fourth proportional to 96,925.78, 133,763.70 and 54,487.05 is: 75,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,925.78 : 133,763.70 = 54,487.05 : x
  2. Step 2: Convert to fraction form
    96,925.78/133,763.70 = 54,487.05/x
  3. Step 3: Cross multiply
    96,925.78x = 133,763.70 × 54,487.05
  4. Step 4: Simplify right side
    96,925.78x = 7,288,389,410.09
  5. Step 5: Solve for x
    x = 7,288,389,410.09/96,925.78
  6. Step 6: Final answer
    x = 75,195.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.