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Finding the Fourth Proportional to 106,351.99, 146,764.10 and 58,607.04

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Solution

The fourth proportional to 106,351.99, 146,764.10 and 58,607.04 is: 80,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,351.99 : 146,764.10 = 58,607.04 : x
  2. Step 2: Convert to fraction form
    106,351.99/146,764.10 = 58,607.04/x
  3. Step 3: Cross multiply
    106,351.99x = 146,764.10 × 58,607.04
  4. Step 4: Simplify right side
    106,351.99x = 8,601,410,176.15
  5. Step 5: Solve for x
    x = 8,601,410,176.15/106,351.99
  6. Step 6: Final answer
    x = 80,876.82

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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.