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Finding the Fourth Proportional to 188,250.20, 282,116.10 and 124,890.20

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Solution

The fourth proportional to 188,250.20, 282,116.10 and 124,890.20 is: 187,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,250.20 : 282,116.10 = 124,890.20 : x
  2. Step 2: Convert to fraction form
    188,250.20/282,116.10 = 124,890.20/x
  3. Step 3: Cross multiply
    188,250.20x = 282,116.10 × 124,890.20
  4. Step 4: Simplify right side
    188,250.20x = 35,233,536,152.22
  5. Step 5: Solve for x
    x = 35,233,536,152.22/188,250.20
  6. Step 6: Final answer
    x = 187,163.34

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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.