Home / 109,245.24-150,752.70-61,497

Finding the Fourth Proportional to 109,245.24, 150,752.70 and 61,497

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Solution

The fourth proportional to 109,245.24, 150,752.70 and 61,497 is: 84,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,245.24 : 150,752.70 = 61,497 : x
  2. Step 2: Convert to fraction form
    109,245.24/150,752.70 = 61,497/x
  3. Step 3: Cross multiply
    109,245.24x = 150,752.70 × 61,497
  4. Step 4: Simplify right side
    109,245.24x = 9,270,838,791.90
  5. Step 5: Solve for x
    x = 9,270,838,791.90/109,245.24
  6. Step 6: Final answer
    x = 84,862.63

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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.