Home / 25,201.76-37,808.37-7,672.95

Finding the Fourth Proportional to 25,201.76, 37,808.37 and 7,672.95

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Solution

The fourth proportional to 25,201.76, 37,808.37 and 7,672.95 is: 11,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,201.76 : 37,808.37 = 7,672.95 : x
  2. Step 2: Convert to fraction form
    25,201.76/37,808.37 = 7,672.95/x
  3. Step 3: Cross multiply
    25,201.76x = 37,808.37 × 7,672.95
  4. Step 4: Simplify right side
    25,201.76x = 290,101,732.59
  5. Step 5: Solve for x
    x = 290,101,732.59/25,201.76
  6. Step 6: Final answer
    x = 11,511.17

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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.