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Finding the Fourth Proportional to 164,337.80, 246,048.78 and 105,027.08

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Solution

The fourth proportional to 164,337.80, 246,048.78 and 105,027.08 is: 157,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,337.80 : 246,048.78 = 105,027.08 : x
  2. Step 2: Convert to fraction form
    164,337.80/246,048.78 = 105,027.08/x
  3. Step 3: Cross multiply
    164,337.80x = 246,048.78 × 105,027.08
  4. Step 4: Simplify right side
    164,337.80x = 25,841,784,900.96
  5. Step 5: Solve for x
    x = 25,841,784,900.96/164,337.80
  6. Step 6: Final answer
    x = 157,247.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.