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Finding the Fourth Proportional to 161,189.96, 222,462.60 and 97,528.28

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Solution

The fourth proportional to 161,189.96, 222,462.60 and 97,528.28 is: 134,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,189.96 : 222,462.60 = 97,528.28 : x
  2. Step 2: Convert to fraction form
    161,189.96/222,462.60 = 97,528.28/x
  3. Step 3: Cross multiply
    161,189.96x = 222,462.60 × 97,528.28
  4. Step 4: Simplify right side
    161,189.96x = 21,696,394,742.33
  5. Step 5: Solve for x
    x = 21,696,394,742.33/161,189.96
  6. Step 6: Final answer
    x = 134,601.40

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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.