Home / 97,429.35-134,456.26-54,986.97

Finding the Fourth Proportional to 97,429.35, 134,456.26 and 54,986.97

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Solution

The fourth proportional to 97,429.35, 134,456.26 and 54,986.97 is: 75,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,429.35 : 134,456.26 = 54,986.97 : x
  2. Step 2: Convert to fraction form
    97,429.35/134,456.26 = 54,986.97/x
  3. Step 3: Cross multiply
    97,429.35x = 134,456.26 × 54,986.97
  4. Step 4: Simplify right side
    97,429.35x = 7,393,342,334.93
  5. Step 5: Solve for x
    x = 7,393,342,334.93/97,429.35
  6. Step 6: Final answer
    x = 75,884.14

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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.