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Finding the Fourth Proportional to 167,193.40, 230,730.48 and 91,741.84

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Solution

The fourth proportional to 167,193.40, 230,730.48 and 91,741.84 is: 126,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,193.40 : 230,730.48 = 91,741.84 : x
  2. Step 2: Convert to fraction form
    167,193.40/230,730.48 = 91,741.84/x
  3. Step 3: Cross multiply
    167,193.40x = 230,730.48 × 91,741.84
  4. Step 4: Simplify right side
    167,193.40x = 21,167,638,779.28
  5. Step 5: Solve for x
    x = 21,167,638,779.28/167,193.40
  6. Step 6: Final answer
    x = 126,605.71

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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.