Home / 107,245.80-148,016.97-59,514.48

Finding the Fourth Proportional to 107,245.80, 148,016.97 and 59,514.48

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Solution

The fourth proportional to 107,245.80, 148,016.97 and 59,514.48 is: 82,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,245.80 : 148,016.97 = 59,514.48 : x
  2. Step 2: Convert to fraction form
    107,245.80/148,016.97 = 59,514.48/x
  3. Step 3: Cross multiply
    107,245.80x = 148,016.97 × 59,514.48
  4. Step 4: Simplify right side
    107,245.80x = 8,809,153,000.73
  5. Step 5: Solve for x
    x = 8,809,153,000.73/107,245.80
  6. Step 6: Final answer
    x = 82,139.84

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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.