Home / 96,988.35-133,845.11-54,546.87

Finding the Fourth Proportional to 96,988.35, 133,845.11 and 54,546.87

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Solution

The fourth proportional to 96,988.35, 133,845.11 and 54,546.87 is: 75,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,988.35 : 133,845.11 = 54,546.87 : x
  2. Step 2: Convert to fraction form
    96,988.35/133,845.11 = 54,546.87/x
  3. Step 3: Cross multiply
    96,988.35x = 133,845.11 × 54,546.87
  4. Step 4: Simplify right side
    96,988.35x = 7,300,831,542.57
  5. Step 5: Solve for x
    x = 7,300,831,542.57/96,988.35
  6. Step 6: Final answer
    x = 75,275.35

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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.