Home / 96,138.96-132,674.44-53,121.23

Finding the Fourth Proportional to 96,138.96, 132,674.44 and 53,121.23

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Solution

The fourth proportional to 96,138.96, 132,674.44 and 53,121.23 is: 73,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,138.96 : 132,674.44 = 53,121.23 : x
  2. Step 2: Convert to fraction form
    96,138.96/132,674.44 = 53,121.23/x
  3. Step 3: Cross multiply
    96,138.96x = 132,674.44 × 53,121.23
  4. Step 4: Simplify right side
    96,138.96x = 7,047,829,442.36
  5. Step 5: Solve for x
    x = 7,047,829,442.36/96,138.96
  6. Step 6: Final answer
    x = 73,308.78

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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.