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Finding the Fourth Proportional to 106,226.40, 159,080.40 and 101,560.80

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Solution

The fourth proportional to 106,226.40, 159,080.40 and 101,560.80 is: 152,093.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,226.40 : 159,080.40 = 101,560.80 : x
  2. Step 2: Convert to fraction form
    106,226.40/159,080.40 = 101,560.80/x
  3. Step 3: Cross multiply
    106,226.40x = 159,080.40 × 101,560.80
  4. Step 4: Simplify right side
    106,226.40x = 16,156,332,688.32
  5. Step 5: Solve for x
    x = 16,156,332,688.32/106,226.40
  6. Step 6: Final answer
    x = 152,093.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.