Home / 96,616.78-133,331.16-54,175.32

Finding the Fourth Proportional to 96,616.78, 133,331.16 and 54,175.32

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Solution

The fourth proportional to 96,616.78, 133,331.16 and 54,175.32 is: 74,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,616.78 : 133,331.16 = 54,175.32 : x
  2. Step 2: Convert to fraction form
    96,616.78/133,331.16 = 54,175.32/x
  3. Step 3: Cross multiply
    96,616.78x = 133,331.16 × 54,175.32
  4. Step 4: Simplify right side
    96,616.78x = 7,223,258,258.97
  5. Step 5: Solve for x
    x = 7,223,258,258.97/96,616.78
  6. Step 6: Final answer
    x = 74,761.94

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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.