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Finding the Fourth Proportional to 167,116.53, 230,769.09 and 113,600.64

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Solution

The fourth proportional to 167,116.53, 230,769.09 and 113,600.64 is: 156,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,116.53 : 230,769.09 = 113,600.64 : x
  2. Step 2: Convert to fraction form
    167,116.53/230,769.09 = 113,600.64/x
  3. Step 3: Cross multiply
    167,116.53x = 230,769.09 × 113,600.64
  4. Step 4: Simplify right side
    167,116.53x = 26,215,516,316.22
  5. Step 5: Solve for x
    x = 26,215,516,316.22/167,116.53
  6. Step 6: Final answer
    x = 156,869.68

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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.