Home / 104,459.10-156,791.05-51,927.90

Finding the Fourth Proportional to 104,459.10, 156,791.05 and 51,927.90

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Solution

The fourth proportional to 104,459.10, 156,791.05 and 51,927.90 is: 77,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,459.10 : 156,791.05 = 51,927.90 : x
  2. Step 2: Convert to fraction form
    104,459.10/156,791.05 = 51,927.90/x
  3. Step 3: Cross multiply
    104,459.10x = 156,791.05 × 51,927.90
  4. Step 4: Simplify right side
    104,459.10x = 8,141,829,965.30
  5. Step 5: Solve for x
    x = 8,141,829,965.30/104,459.10
  6. Step 6: Final answer
    x = 77,942.75

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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.