Home / 40,896.24-61,344.60-14,605.20

Finding the Fourth Proportional to 40,896.24, 61,344.60 and 14,605.20

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Solution

The fourth proportional to 40,896.24, 61,344.60 and 14,605.20 is: 21,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,896.24 : 61,344.60 = 14,605.20 : x
  2. Step 2: Convert to fraction form
    40,896.24/61,344.60 = 14,605.20/x
  3. Step 3: Cross multiply
    40,896.24x = 61,344.60 × 14,605.20
  4. Step 4: Simplify right side
    40,896.24x = 895,950,151.92
  5. Step 5: Solve for x
    x = 895,950,151.92/40,896.24
  6. Step 6: Final answer
    x = 21,907.89

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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.