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Finding the Fourth Proportional to 172,795.50, 238,470.03 and 97,344

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Solution

The fourth proportional to 172,795.50, 238,470.03 and 97,344 is: 134,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,795.50 : 238,470.03 = 97,344 : x
  2. Step 2: Convert to fraction form
    172,795.50/238,470.03 = 97,344/x
  3. Step 3: Cross multiply
    172,795.50x = 238,470.03 × 97,344
  4. Step 4: Simplify right side
    172,795.50x = 23,213,626,600.32
  5. Step 5: Solve for x
    x = 23,213,626,600.32/172,795.50
  6. Step 6: Final answer
    x = 134,341.62

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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.