Home / 188,050.20-282,140.10-82,944.60

Finding the Fourth Proportional to 188,050.20, 282,140.10 and 82,944.60

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Solution

The fourth proportional to 188,050.20, 282,140.10 and 82,944.60 is: 124,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,050.20 : 282,140.10 = 82,944.60 : x
  2. Step 2: Convert to fraction form
    188,050.20/282,140.10 = 82,944.60/x
  3. Step 3: Cross multiply
    188,050.20x = 282,140.10 × 82,944.60
  4. Step 4: Simplify right side
    188,050.20x = 23,401,997,738.46
  5. Step 5: Solve for x
    x = 23,401,997,738.46/188,050.20
  6. Step 6: Final answer
    x = 124,445.48

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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.