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Finding the Fourth Proportional to 188,561.77, 282,881.62 and 62,209.72

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Solution

The fourth proportional to 188,561.77, 282,881.62 and 62,209.72 is: 93,327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,561.77 : 282,881.62 = 62,209.72 : x
  2. Step 2: Convert to fraction form
    188,561.77/282,881.62 = 62,209.72/x
  3. Step 3: Cross multiply
    188,561.77x = 282,881.62 × 62,209.72
  4. Step 4: Simplify right side
    188,561.77x = 17,597,986,454.78
  5. Step 5: Solve for x
    x = 17,597,986,454.78/188,561.77
  6. Step 6: Final answer
    x = 93,327.43

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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.