Home / 62,616.46-93,940-18,243.68

Finding the Fourth Proportional to 62,616.46, 93,940 and 18,243.68

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Solution

The fourth proportional to 62,616.46, 93,940 and 18,243.68 is: 27,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,616.46 : 93,940 = 18,243.68 : x
  2. Step 2: Convert to fraction form
    62,616.46/93,940 = 18,243.68/x
  3. Step 3: Cross multiply
    62,616.46x = 93,940 × 18,243.68
  4. Step 4: Simplify right side
    62,616.46x = 1,713,811,299.20
  5. Step 5: Solve for x
    x = 1,713,811,299.20/62,616.46
  6. Step 6: Final answer
    x = 27,369.98

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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.