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Finding the Fourth Proportional to 106,012.68, 146,300.29 and 58,267.30

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Solution

The fourth proportional to 106,012.68, 146,300.29 and 58,267.30 is: 80,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,012.68 : 146,300.29 = 58,267.30 : x
  2. Step 2: Convert to fraction form
    106,012.68/146,300.29 = 58,267.30/x
  3. Step 3: Cross multiply
    106,012.68x = 146,300.29 × 58,267.30
  4. Step 4: Simplify right side
    106,012.68x = 8,524,522,230.43
  5. Step 5: Solve for x
    x = 8,524,522,230.43/106,012.68
  6. Step 6: Final answer
    x = 80,410.40

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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.