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Finding the Fourth Proportional to 30,000.82, 44,975.71 and 18,322.24

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Solution

The fourth proportional to 30,000.82, 44,975.71 and 18,322.24 is: 27,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.82 : 44,975.71 = 18,322.24 : x
  2. Step 2: Convert to fraction form
    30,000.82/44,975.71 = 18,322.24/x
  3. Step 3: Cross multiply
    30,000.82x = 44,975.71 × 18,322.24
  4. Step 4: Simplify right side
    30,000.82x = 824,055,436.30
  5. Step 5: Solve for x
    x = 824,055,436.30/30,000.82
  6. Step 6: Final answer
    x = 27,467.77

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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.