Home / 154,341.60-231,529.01-49,135.97

Finding the Fourth Proportional to 154,341.60, 231,529.01 and 49,135.97

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Solution

The fourth proportional to 154,341.60, 231,529.01 and 49,135.97 is: 73,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,341.60 : 231,529.01 = 49,135.97 : x
  2. Step 2: Convert to fraction form
    154,341.60/231,529.01 = 49,135.97/x
  3. Step 3: Cross multiply
    154,341.60x = 231,529.01 × 49,135.97
  4. Step 4: Simplify right side
    154,341.60x = 11,376,401,086.16
  5. Step 5: Solve for x
    x = 11,376,401,086.16/154,341.60
  6. Step 6: Final answer
    x = 73,709.23

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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.