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Finding the Fourth Proportional to 169,807.80, 234,262.08 and 106,034.88

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Solution

The fourth proportional to 169,807.80, 234,262.08 and 106,034.88 is: 146,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,807.80 : 234,262.08 = 106,034.88 : x
  2. Step 2: Convert to fraction form
    169,807.80/234,262.08 = 106,034.88/x
  3. Step 3: Cross multiply
    169,807.80x = 234,262.08 × 106,034.88
  4. Step 4: Simplify right side
    169,807.80x = 24,839,951,541.35
  5. Step 5: Solve for x
    x = 24,839,951,541.35/169,807.80
  6. Step 6: Final answer
    x = 146,282.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.