Home / 108,794.46-163,199.34-45,550.76

Finding the Fourth Proportional to 108,794.46, 163,199.34 and 45,550.76

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Solution

The fourth proportional to 108,794.46, 163,199.34 and 45,550.76 is: 68,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,794.46 : 163,199.34 = 45,550.76 : x
  2. Step 2: Convert to fraction form
    108,794.46/163,199.34 = 45,550.76/x
  3. Step 3: Cross multiply
    108,794.46x = 163,199.34 × 45,550.76
  4. Step 4: Simplify right side
    108,794.46x = 7,433,853,968.50
  5. Step 5: Solve for x
    x = 7,433,853,968.50/108,794.46
  6. Step 6: Final answer
    x = 68,329.34

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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.