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Finding the Fourth Proportional to 147,897, 204,173.04 and 91,341.12

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Solution

The fourth proportional to 147,897, 204,173.04 and 91,341.12 is: 126,097.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,897 : 204,173.04 = 91,341.12 : x
  2. Step 2: Convert to fraction form
    147,897/204,173.04 = 91,341.12/x
  3. Step 3: Cross multiply
    147,897x = 204,173.04 × 91,341.12
  4. Step 4: Simplify right side
    147,897x = 18,649,394,147.40
  5. Step 5: Solve for x
    x = 18,649,394,147.40/147,897
  6. Step 6: Final answer
    x = 126,097.18

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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.