Home / 25,142.84-37,719.66-7,374.94

Finding the Fourth Proportional to 25,142.84, 37,719.66 and 7,374.94

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Solution

The fourth proportional to 25,142.84, 37,719.66 and 7,374.94 is: 11,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,142.84 : 37,719.66 = 7,374.94 : x
  2. Step 2: Convert to fraction form
    25,142.84/37,719.66 = 7,374.94/x
  3. Step 3: Cross multiply
    25,142.84x = 37,719.66 × 7,374.94
  4. Step 4: Simplify right side
    25,142.84x = 278,180,229.32
  5. Step 5: Solve for x
    x = 278,180,229.32/25,142.84
  6. Step 6: Final answer
    x = 11,063.99

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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.