Home / 96,646.78-133,372.20-54,205.48

Finding the Fourth Proportional to 96,646.78, 133,372.20 and 54,205.48

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Solution

The fourth proportional to 96,646.78, 133,372.20 and 54,205.48 is: 74,803.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,646.78 : 133,372.20 = 54,205.48 : x
  2. Step 2: Convert to fraction form
    96,646.78/133,372.20 = 54,205.48/x
  3. Step 3: Cross multiply
    96,646.78x = 133,372.20 × 54,205.48
  4. Step 4: Simplify right side
    96,646.78x = 7,229,504,119.66
  5. Step 5: Solve for x
    x = 7,229,504,119.66/96,646.78
  6. Step 6: Final answer
    x = 74,803.36

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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.