Home / 164,401.65-246,732.12-84,436.38

Finding the Fourth Proportional to 164,401.65, 246,732.12 and 84,436.38

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Solution

The fourth proportional to 164,401.65, 246,732.12 and 84,436.38 is: 126,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,401.65 : 246,732.12 = 84,436.38 : x
  2. Step 2: Convert to fraction form
    164,401.65/246,732.12 = 84,436.38/x
  3. Step 3: Cross multiply
    164,401.65x = 246,732.12 × 84,436.38
  4. Step 4: Simplify right side
    164,401.65x = 20,833,167,042.53
  5. Step 5: Solve for x
    x = 20,833,167,042.53/164,401.65
  6. Step 6: Final answer
    x = 126,721.16

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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.