Home / 61,451.10-92,176.94-21,469.91

Finding the Fourth Proportional to 61,451.10, 92,176.94 and 21,469.91

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Solution

The fourth proportional to 61,451.10, 92,176.94 and 21,469.91 is: 32,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,451.10 : 92,176.94 = 21,469.91 : x
  2. Step 2: Convert to fraction form
    61,451.10/92,176.94 = 21,469.91/x
  3. Step 3: Cross multiply
    61,451.10x = 92,176.94 × 21,469.91
  4. Step 4: Simplify right side
    61,451.10x = 1,979,030,037.64
  5. Step 5: Solve for x
    x = 1,979,030,037.64/61,451.10
  6. Step 6: Final answer
    x = 32,204.96

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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.