Home / 84,202.88-116,149.56-61,514.15

Finding the Fourth Proportional to 84,202.88, 116,149.56 and 61,514.15

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Solution

The fourth proportional to 84,202.88, 116,149.56 and 61,514.15 is: 84,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,202.88 : 116,149.56 = 61,514.15 : x
  2. Step 2: Convert to fraction form
    84,202.88/116,149.56 = 61,514.15/x
  3. Step 3: Cross multiply
    84,202.88x = 116,149.56 × 61,514.15
  4. Step 4: Simplify right side
    84,202.88x = 7,144,841,456.27
  5. Step 5: Solve for x
    x = 7,144,841,456.27/84,202.88
  6. Step 6: Final answer
    x = 84,852.70

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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.