Home / 96,747.68-133,504.56-53,729.60

Finding the Fourth Proportional to 96,747.68, 133,504.56 and 53,729.60

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Solution

The fourth proportional to 96,747.68, 133,504.56 and 53,729.60 is: 74,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,747.68 : 133,504.56 = 53,729.60 : x
  2. Step 2: Convert to fraction form
    96,747.68/133,504.56 = 53,729.60/x
  3. Step 3: Cross multiply
    96,747.68x = 133,504.56 × 53,729.60
  4. Step 4: Simplify right side
    96,747.68x = 7,173,146,606.98
  5. Step 5: Solve for x
    x = 7,173,146,606.98/96,747.68
  6. Step 6: Final answer
    x = 74,142.83

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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.