Home / 96,749.38-133,514.58-53,729.38

Finding the Fourth Proportional to 96,749.38, 133,514.58 and 53,729.38

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Solution

The fourth proportional to 96,749.38, 133,514.58 and 53,729.38 is: 74,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,749.38 : 133,514.58 = 53,729.38 : x
  2. Step 2: Convert to fraction form
    96,749.38/133,514.58 = 53,729.38/x
  3. Step 3: Cross multiply
    96,749.38x = 133,514.58 × 53,729.38
  4. Step 4: Simplify right side
    96,749.38x = 7,173,655,604.36
  5. Step 5: Solve for x
    x = 7,173,655,604.36/96,749.38
  6. Step 6: Final answer
    x = 74,146.79

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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.