Home / 34,187.77-51,265.73-10,489.21

Finding the Fourth Proportional to 34,187.77, 51,265.73 and 10,489.21

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Solution

The fourth proportional to 34,187.77, 51,265.73 and 10,489.21 is: 15,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.77 : 51,265.73 = 10,489.21 : x
  2. Step 2: Convert to fraction form
    34,187.77/51,265.73 = 10,489.21/x
  3. Step 3: Cross multiply
    34,187.77x = 51,265.73 × 10,489.21
  4. Step 4: Simplify right side
    34,187.77x = 537,737,135.20
  5. Step 5: Solve for x
    x = 537,737,135.20/34,187.77
  6. Step 6: Final answer
    x = 15,728.93

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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.