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Finding the Fourth Proportional to 164,576.55, 246,864.84 and 39,917.55

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Solution

The fourth proportional to 164,576.55, 246,864.84 and 39,917.55 is: 59,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,576.55 : 246,864.84 = 39,917.55 : x
  2. Step 2: Convert to fraction form
    164,576.55/246,864.84 = 39,917.55/x
  3. Step 3: Cross multiply
    164,576.55x = 246,864.84 × 39,917.55
  4. Step 4: Simplify right side
    164,576.55x = 9,854,239,593.94
  5. Step 5: Solve for x
    x = 9,854,239,593.94/164,576.55
  6. Step 6: Final answer
    x = 59,876.33

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1.5x scale

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.