Home / 137,927.40-206,604.06-133,168.92

Finding the Fourth Proportional to 137,927.40, 206,604.06 and 133,168.92

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Solution

The fourth proportional to 137,927.40, 206,604.06 and 133,168.92 is: 199,476.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,927.40 : 206,604.06 = 133,168.92 : x
  2. Step 2: Convert to fraction form
    137,927.40/206,604.06 = 133,168.92/x
  3. Step 3: Cross multiply
    137,927.40x = 206,604.06 × 133,168.92
  4. Step 4: Simplify right side
    137,927.40x = 27,513,239,537.82
  5. Step 5: Solve for x
    x = 27,513,239,537.82/137,927.40
  6. Step 6: Final answer
    x = 199,476.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.