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Finding the Fourth Proportional to 30,566.80, 45,858.30 and 10,843.30

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Solution

The fourth proportional to 30,566.80, 45,858.30 and 10,843.30 is: 16,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,566.80 : 45,858.30 = 10,843.30 : x
  2. Step 2: Convert to fraction form
    30,566.80/45,858.30 = 10,843.30/x
  3. Step 3: Cross multiply
    30,566.80x = 45,858.30 × 10,843.30
  4. Step 4: Simplify right side
    30,566.80x = 497,255,304.39
  5. Step 5: Solve for x
    x = 497,255,304.39/30,566.80
  6. Step 6: Final answer
    x = 16,267.82

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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.