Home / 109,330.92-163,996.38-30,447.18

Finding the Fourth Proportional to 109,330.92, 163,996.38 and 30,447.18

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Solution

The fourth proportional to 109,330.92, 163,996.38 and 30,447.18 is: 45,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,330.92 : 163,996.38 = 30,447.18 : x
  2. Step 2: Convert to fraction form
    109,330.92/163,996.38 = 30,447.18/x
  3. Step 3: Cross multiply
    109,330.92x = 163,996.38 × 30,447.18
  4. Step 4: Simplify right side
    109,330.92x = 4,993,227,301.21
  5. Step 5: Solve for x
    x = 4,993,227,301.21/109,330.92
  6. Step 6: Final answer
    x = 45,670.77

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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.