Home / 154,522.49-231,783.73-49,349.66

Finding the Fourth Proportional to 154,522.49, 231,783.73 and 49,349.66

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Solution

The fourth proportional to 154,522.49, 231,783.73 and 49,349.66 is: 74,024.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,522.49 : 231,783.73 = 49,349.66 : x
  2. Step 2: Convert to fraction form
    154,522.49/231,783.73 = 49,349.66/x
  3. Step 3: Cross multiply
    154,522.49x = 231,783.73 × 49,349.66
  4. Step 4: Simplify right side
    154,522.49x = 11,438,446,986.74
  5. Step 5: Solve for x
    x = 11,438,446,986.74/154,522.49
  6. Step 6: Final answer
    x = 74,024.48

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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.