Home / 164,401.20-226,849.32-99,836.84

Finding the Fourth Proportional to 164,401.20, 226,849.32 and 99,836.84

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Solution

The fourth proportional to 164,401.20, 226,849.32 and 99,836.84 is: 137,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,401.20 : 226,849.32 = 99,836.84 : x
  2. Step 2: Convert to fraction form
    164,401.20/226,849.32 = 99,836.84/x
  3. Step 3: Cross multiply
    164,401.20x = 226,849.32 × 99,836.84
  4. Step 4: Simplify right side
    164,401.20x = 22,647,919,832.07
  5. Step 5: Solve for x
    x = 22,647,919,832.07/164,401.20
  6. Step 6: Final answer
    x = 137,760.06

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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.