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Finding the Fourth Proportional to 106,169.58, 146,520.07 and 60,855.10

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Solution

The fourth proportional to 106,169.58, 146,520.07 and 60,855.10 is: 83,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,169.58 : 146,520.07 = 60,855.10 : x
  2. Step 2: Convert to fraction form
    106,169.58/146,520.07 = 60,855.10/x
  3. Step 3: Cross multiply
    106,169.58x = 146,520.07 × 60,855.10
  4. Step 4: Simplify right side
    106,169.58x = 8,916,492,993.42
  5. Step 5: Solve for x
    x = 8,916,492,993.42/106,169.58
  6. Step 6: Final answer
    x = 83,983.50

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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.