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Finding the Fourth Proportional to 170,178.60, 234,842.58 and 106,551.48

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Solution

The fourth proportional to 170,178.60, 234,842.58 and 106,551.48 is: 147,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,178.60 : 234,842.58 = 106,551.48 : x
  2. Step 2: Convert to fraction form
    170,178.60/234,842.58 = 106,551.48/x
  3. Step 3: Cross multiply
    170,178.60x = 234,842.58 × 106,551.48
  4. Step 4: Simplify right side
    170,178.60x = 25,022,824,466.02
  5. Step 5: Solve for x
    x = 25,022,824,466.02/170,178.60
  6. Step 6: Final answer
    x = 147,038.61

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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.