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Finding the Fourth Proportional to 150,651.36, 225,994.32 and 45,476.64

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Solution

The fourth proportional to 150,651.36, 225,994.32 and 45,476.64 is: 68,220.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,651.36 : 225,994.32 = 45,476.64 : x
  2. Step 2: Convert to fraction form
    150,651.36/225,994.32 = 45,476.64/x
  3. Step 3: Cross multiply
    150,651.36x = 225,994.32 × 45,476.64
  4. Step 4: Simplify right side
    150,651.36x = 10,277,462,332.68
  5. Step 5: Solve for x
    x = 10,277,462,332.68/150,651.36
  6. Step 6: Final answer
    x = 68,220.18

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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.