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Finding the Fourth Proportional to 106,296.96, 146,690.21 and 58,550.19

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Solution

The fourth proportional to 106,296.96, 146,690.21 and 58,550.19 is: 80,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,296.96 : 146,690.21 = 58,550.19 : x
  2. Step 2: Convert to fraction form
    106,296.96/146,690.21 = 58,550.19/x
  3. Step 3: Cross multiply
    106,296.96x = 146,690.21 × 58,550.19
  4. Step 4: Simplify right side
    106,296.96x = 8,588,739,373.89
  5. Step 5: Solve for x
    x = 8,588,739,373.89/106,296.96
  6. Step 6: Final answer
    x = 80,799.48

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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.