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Finding the Fourth Proportional to 188,254.35, 282,191.99 and 83,054.79

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Solution

The fourth proportional to 188,254.35, 282,191.99 and 83,054.79 is: 124,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,254.35 : 282,191.99 = 83,054.79 : x
  2. Step 2: Convert to fraction form
    188,254.35/282,191.99 = 83,054.79/x
  3. Step 3: Cross multiply
    188,254.35x = 282,191.99 × 83,054.79
  4. Step 4: Simplify right side
    188,254.35x = 23,437,396,053.86
  5. Step 5: Solve for x
    x = 23,437,396,053.86/188,254.35
  6. Step 6: Final answer
    x = 124,498.56

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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.