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Finding the Fourth Proportional to 161,952.24, 242,928.36 and 83,016.12

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Solution

The fourth proportional to 161,952.24, 242,928.36 and 83,016.12 is: 124,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,952.24 : 242,928.36 = 83,016.12 : x
  2. Step 2: Convert to fraction form
    161,952.24/242,928.36 = 83,016.12/x
  3. Step 3: Cross multiply
    161,952.24x = 242,928.36 × 83,016.12
  4. Step 4: Simplify right side
    161,952.24x = 20,166,969,885.16
  5. Step 5: Solve for x
    x = 20,166,969,885.16/161,952.24
  6. Step 6: Final answer
    x = 124,524.18

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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.