Home / 84,791.56-116,988.38-54,594.36

Finding the Fourth Proportional to 84,791.56, 116,988.38 and 54,594.36

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Solution

The fourth proportional to 84,791.56, 116,988.38 and 54,594.36 is: 75,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,791.56 : 116,988.38 = 54,594.36 : x
  2. Step 2: Convert to fraction form
    84,791.56/116,988.38 = 54,594.36/x
  3. Step 3: Cross multiply
    84,791.56x = 116,988.38 × 54,594.36
  4. Step 4: Simplify right side
    84,791.56x = 6,386,905,733.54
  5. Step 5: Solve for x
    x = 6,386,905,733.54/84,791.56
  6. Step 6: Final answer
    x = 75,324.78

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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.