Home / 96,556.79-133,241.04-54,107.12

Finding the Fourth Proportional to 96,556.79, 133,241.04 and 54,107.12

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Solution

The fourth proportional to 96,556.79, 133,241.04 and 54,107.12 is: 74,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,556.79 : 133,241.04 = 54,107.12 : x
  2. Step 2: Convert to fraction form
    96,556.79/133,241.04 = 54,107.12/x
  3. Step 3: Cross multiply
    96,556.79x = 133,241.04 × 54,107.12
  4. Step 4: Simplify right side
    96,556.79x = 7,209,288,940.20
  5. Step 5: Solve for x
    x = 7,209,288,940.20/96,556.79
  6. Step 6: Final answer
    x = 74,663.72

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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.