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Finding the Fourth Proportional to 100,368.88, 150,611.64 and 44,964.88

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Solution

The fourth proportional to 100,368.88, 150,611.64 and 44,964.88 is: 67,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368.88 : 150,611.64 = 44,964.88 : x
  2. Step 2: Convert to fraction form
    100,368.88/150,611.64 = 44,964.88/x
  3. Step 3: Cross multiply
    100,368.88x = 150,611.64 × 44,964.88
  4. Step 4: Simplify right side
    100,368.88x = 6,772,234,319.20
  5. Step 5: Solve for x
    x = 6,772,234,319.20/100,368.88
  6. Step 6: Final answer
    x = 67,473.45

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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.