Home / 101,556.54-140,138.25-60,712.59

Finding the Fourth Proportional to 101,556.54, 140,138.25 and 60,712.59

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Solution

The fourth proportional to 101,556.54, 140,138.25 and 60,712.59 is: 83,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,556.54 : 140,138.25 = 60,712.59 : x
  2. Step 2: Convert to fraction form
    101,556.54/140,138.25 = 60,712.59/x
  3. Step 3: Cross multiply
    101,556.54x = 140,138.25 × 60,712.59
  4. Step 4: Simplify right side
    101,556.54x = 8,508,156,115.57
  5. Step 5: Solve for x
    x = 8,508,156,115.57/101,556.54
  6. Step 6: Final answer
    x = 83,777.53

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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.