Home / 68,021.17-93,867.58-37,806.22

Finding the Fourth Proportional to 68,021.17, 93,867.58 and 37,806.22

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Solution

The fourth proportional to 68,021.17, 93,867.58 and 37,806.22 is: 52,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,021.17 : 93,867.58 = 37,806.22 : x
  2. Step 2: Convert to fraction form
    68,021.17/93,867.58 = 37,806.22/x
  3. Step 3: Cross multiply
    68,021.17x = 93,867.58 × 37,806.22
  4. Step 4: Simplify right side
    68,021.17x = 3,548,778,742.03
  5. Step 5: Solve for x
    x = 3,548,778,742.03/68,021.17
  6. Step 6: Final answer
    x = 52,171.68

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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.