Home / 61,534.50-92,310.66-19,400.34

Finding the Fourth Proportional to 61,534.50, 92,310.66 and 19,400.34

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Solution

The fourth proportional to 61,534.50, 92,310.66 and 19,400.34 is: 29,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534.50 : 92,310.66 = 19,400.34 : x
  2. Step 2: Convert to fraction form
    61,534.50/92,310.66 = 19,400.34/x
  3. Step 3: Cross multiply
    61,534.50x = 92,310.66 × 19,400.34
  4. Step 4: Simplify right side
    61,534.50x = 1,790,858,189.62
  5. Step 5: Solve for x
    x = 1,790,858,189.62/61,534.50
  6. Step 6: Final answer
    x = 29,103.32

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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.