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Finding the Fourth Proportional to 167,071.72, 230,538.30 and 106,677.72

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Solution

The fourth proportional to 167,071.72, 230,538.30 and 106,677.72 is: 147,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,071.72 : 230,538.30 = 106,677.72 : x
  2. Step 2: Convert to fraction form
    167,071.72/230,538.30 = 106,677.72/x
  3. Step 3: Cross multiply
    167,071.72x = 230,538.30 × 106,677.72
  4. Step 4: Simplify right side
    167,071.72x = 24,593,300,216.68
  5. Step 5: Solve for x
    x = 24,593,300,216.68/167,071.72
  6. Step 6: Final answer
    x = 147,202.05

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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.