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Finding the Fourth Proportional to 226,116.92, 312,025.74 and 125,507

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Solution

The fourth proportional to 226,116.92, 312,025.74 and 125,507 is: 173,191.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,116.92 : 312,025.74 = 125,507 : x
  2. Step 2: Convert to fraction form
    226,116.92/312,025.74 = 125,507/x
  3. Step 3: Cross multiply
    226,116.92x = 312,025.74 × 125,507
  4. Step 4: Simplify right side
    226,116.92x = 39,161,414,550.18
  5. Step 5: Solve for x
    x = 39,161,414,550.18/226,116.92
  6. Step 6: Final answer
    x = 173,191.00

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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.