Home / 188,531.88-282,800.06-48,286.76

Finding the Fourth Proportional to 188,531.88, 282,800.06 and 48,286.76

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Solution

The fourth proportional to 188,531.88, 282,800.06 and 48,286.76 is: 72,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,531.88 : 282,800.06 = 48,286.76 : x
  2. Step 2: Convert to fraction form
    188,531.88/282,800.06 = 48,286.76/x
  3. Step 3: Cross multiply
    188,531.88x = 282,800.06 × 48,286.76
  4. Step 4: Simplify right side
    188,531.88x = 13,655,498,625.21
  5. Step 5: Solve for x
    x = 13,655,498,625.21/188,531.88
  6. Step 6: Final answer
    x = 72,430.71

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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.