Home / 108,867.23-163,300.85-33,993.78

Finding the Fourth Proportional to 108,867.23, 163,300.85 and 33,993.78

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Solution

The fourth proportional to 108,867.23, 163,300.85 and 33,993.78 is: 50,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867.23 : 163,300.85 = 33,993.78 : x
  2. Step 2: Convert to fraction form
    108,867.23/163,300.85 = 33,993.78/x
  3. Step 3: Cross multiply
    108,867.23x = 163,300.85 × 33,993.78
  4. Step 4: Simplify right side
    108,867.23x = 5,551,212,998.74
  5. Step 5: Solve for x
    x = 5,551,212,998.74/108,867.23
  6. Step 6: Final answer
    x = 50,990.67

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Double scale
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Similar ratio
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1.5x scale

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.