Home / 61,423.24-92,115.66-19,861.64

Finding the Fourth Proportional to 61,423.24, 92,115.66 and 19,861.64

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Solution

The fourth proportional to 61,423.24, 92,115.66 and 19,861.64 is: 29,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,423.24 : 92,115.66 = 19,861.64 : x
  2. Step 2: Convert to fraction form
    61,423.24/92,115.66 = 19,861.64/x
  3. Step 3: Cross multiply
    61,423.24x = 92,115.66 × 19,861.64
  4. Step 4: Simplify right side
    61,423.24x = 1,829,568,077.28
  5. Step 5: Solve for x
    x = 1,829,568,077.28/61,423.24
  6. Step 6: Final answer
    x = 29,786.25

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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.