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Finding the Fourth Proportional to 146,362.86, 201,981 and 79,294.86

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Solution

The fourth proportional to 146,362.86, 201,981 and 79,294.86 is: 109,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,362.86 : 201,981 = 79,294.86 : x
  2. Step 2: Convert to fraction form
    146,362.86/201,981 = 79,294.86/x
  3. Step 3: Cross multiply
    146,362.86x = 201,981 × 79,294.86
  4. Step 4: Simplify right side
    146,362.86x = 16,016,055,117.66
  5. Step 5: Solve for x
    x = 16,016,055,117.66/146,362.86
  6. Step 6: Final answer
    x = 109,427.04

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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.