Home / 40,823.69-61,234.61-11,240.87

Finding the Fourth Proportional to 40,823.69, 61,234.61 and 11,240.87

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Solution

The fourth proportional to 40,823.69, 61,234.61 and 11,240.87 is: 16,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,823.69 : 61,234.61 = 11,240.87 : x
  2. Step 2: Convert to fraction form
    40,823.69/61,234.61 = 11,240.87/x
  3. Step 3: Cross multiply
    40,823.69x = 61,234.61 × 11,240.87
  4. Step 4: Simplify right side
    40,823.69x = 688,329,928.13
  5. Step 5: Solve for x
    x = 688,329,928.13/40,823.69
  6. Step 6: Final answer
    x = 16,861.04

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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.