Home / 37,175.79-55,766.88-11,878.95

Finding the Fourth Proportional to 37,175.79, 55,766.88 and 11,878.95

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Solution

The fourth proportional to 37,175.79, 55,766.88 and 11,878.95 is: 17,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,175.79 : 55,766.88 = 11,878.95 : x
  2. Step 2: Convert to fraction form
    37,175.79/55,766.88 = 11,878.95/x
  3. Step 3: Cross multiply
    37,175.79x = 55,766.88 × 11,878.95
  4. Step 4: Simplify right side
    37,175.79x = 662,452,188.30
  5. Step 5: Solve for x
    x = 662,452,188.30/37,175.79
  6. Step 6: Final answer
    x = 17,819.45

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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.