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Finding the Fourth Proportional to 191,732.66, 265,069.37 and 143,902.97

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Solution

The fourth proportional to 191,732.66, 265,069.37 and 143,902.97 is: 198,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,732.66 : 265,069.37 = 143,902.97 : x
  2. Step 2: Convert to fraction form
    191,732.66/265,069.37 = 143,902.97/x
  3. Step 3: Cross multiply
    191,732.66x = 265,069.37 × 143,902.97
  4. Step 4: Simplify right side
    191,732.66x = 38,144,267,554.17
  5. Step 5: Solve for x
    x = 38,144,267,554.17/191,732.66
  6. Step 6: Final answer
    x = 198,945.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.