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Finding the Fourth Proportional to 106,351.64, 146,766.25 and 58,606.70

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Solution

The fourth proportional to 106,351.64, 146,766.25 and 58,606.70 is: 80,877.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,351.64 : 146,766.25 = 58,606.70 : x
  2. Step 2: Convert to fraction form
    106,351.64/146,766.25 = 58,606.70/x
  3. Step 3: Cross multiply
    106,351.64x = 146,766.25 × 58,606.70
  4. Step 4: Simplify right side
    106,351.64x = 8,601,484,593.64
  5. Step 5: Solve for x
    x = 8,601,484,593.64/106,351.64
  6. Step 6: Final answer
    x = 80,877.78

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1.5x scale

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.