Home / 247,997.73-342,263.63-140,556.22

Finding the Fourth Proportional to 247,997.73, 342,263.63 and 140,556.22

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Solution

The fourth proportional to 247,997.73, 342,263.63 and 140,556.22 is: 193,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,997.73 : 342,263.63 = 140,556.22 : x
  2. Step 2: Convert to fraction form
    247,997.73/342,263.63 = 140,556.22/x
  3. Step 3: Cross multiply
    247,997.73x = 342,263.63 × 140,556.22
  4. Step 4: Simplify right side
    247,997.73x = 48,107,282,706.61
  5. Step 5: Solve for x
    x = 48,107,282,706.61/247,997.73
  6. Step 6: Final answer
    x = 193,982.76

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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.