Home / 96,636.78-133,358.43-54,195.18

Finding the Fourth Proportional to 96,636.78, 133,358.43 and 54,195.18

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Solution

The fourth proportional to 96,636.78, 133,358.43 and 54,195.18 is: 74,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,636.78 : 133,358.43 = 54,195.18 : x
  2. Step 2: Convert to fraction form
    96,636.78/133,358.43 = 54,195.18/x
  3. Step 3: Cross multiply
    96,636.78x = 133,358.43 × 54,195.18
  4. Step 4: Simplify right side
    96,636.78x = 7,227,384,118.37
  5. Step 5: Solve for x
    x = 7,227,384,118.37/96,636.78
  6. Step 6: Final answer
    x = 74,789.17

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1.5x scale

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.