Home / 226,989.93-313,222.92-139,761.18

Finding the Fourth Proportional to 226,989.93, 313,222.92 and 139,761.18

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Solution

The fourth proportional to 226,989.93, 313,222.92 and 139,761.18 is: 192,856.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,989.93 : 313,222.92 = 139,761.18 : x
  2. Step 2: Convert to fraction form
    226,989.93/313,222.92 = 139,761.18/x
  3. Step 3: Cross multiply
    226,989.93x = 313,222.92 × 139,761.18
  4. Step 4: Simplify right side
    226,989.93x = 43,776,404,902.25
  5. Step 5: Solve for x
    x = 43,776,404,902.25/226,989.93
  6. Step 6: Final answer
    x = 192,856.15

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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.