Home / 226,922.01-313,014.22-139,721.15

Finding the Fourth Proportional to 226,922.01, 313,014.22 and 139,721.15

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Solution

The fourth proportional to 226,922.01, 313,014.22 and 139,721.15 is: 192,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,922.01 : 313,014.22 = 139,721.15 : x
  2. Step 2: Convert to fraction form
    226,922.01/313,014.22 = 139,721.15/x
  3. Step 3: Cross multiply
    226,922.01x = 313,014.22 × 139,721.15
  4. Step 4: Simplify right side
    226,922.01x = 43,734,704,870.38
  5. Step 5: Solve for x
    x = 43,734,704,870.38/226,922.01
  6. Step 6: Final answer
    x = 192,730.11

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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.