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Finding the Fourth Proportional to 167,117.44, 230,622.40 and 91,666.56

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Solution

The fourth proportional to 167,117.44, 230,622.40 and 91,666.56 is: 126,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,117.44 : 230,622.40 = 91,666.56 : x
  2. Step 2: Convert to fraction form
    167,117.44/230,622.40 = 91,666.56/x
  3. Step 3: Cross multiply
    167,117.44x = 230,622.40 × 91,666.56
  4. Step 4: Simplify right side
    167,117.44x = 21,140,362,066.94
  5. Step 5: Solve for x
    x = 21,140,362,066.94/167,117.44
  6. Step 6: Final answer
    x = 126,500.04

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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.