Home / 68,028.48-93,885.21-37,819.71

Finding the Fourth Proportional to 68,028.48, 93,885.21 and 37,819.71

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Solution

The fourth proportional to 68,028.48, 93,885.21 and 37,819.71 is: 52,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028.48 : 93,885.21 = 37,819.71 : x
  2. Step 2: Convert to fraction form
    68,028.48/93,885.21 = 37,819.71/x
  3. Step 3: Cross multiply
    68,028.48x = 93,885.21 × 37,819.71
  4. Step 4: Simplify right side
    68,028.48x = 3,550,711,415.49
  5. Step 5: Solve for x
    x = 3,550,711,415.49/68,028.48
  6. Step 6: Final answer
    x = 52,194.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.