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Finding the Fourth Proportional to 167,151.36, 230,672.48 and 91,699.84

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Solution

The fourth proportional to 167,151.36, 230,672.48 and 91,699.84 is: 126,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,151.36 : 230,672.48 = 91,699.84 : x
  2. Step 2: Convert to fraction form
    167,151.36/230,672.48 = 91,699.84/x
  3. Step 3: Cross multiply
    167,151.36x = 230,672.48 × 91,699.84
  4. Step 4: Simplify right side
    167,151.36x = 21,152,629,508.40
  5. Step 5: Solve for x
    x = 21,152,629,508.40/167,151.36
  6. Step 6: Final answer
    x = 126,547.76

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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.