Home / 188,578.17-282,884.36-62,218.78

Finding the Fourth Proportional to 188,578.17, 282,884.36 and 62,218.78

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Solution

The fourth proportional to 188,578.17, 282,884.36 and 62,218.78 is: 93,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,578.17 : 282,884.36 = 62,218.78 : x
  2. Step 2: Convert to fraction form
    188,578.17/282,884.36 = 62,218.78/x
  3. Step 3: Cross multiply
    188,578.17x = 282,884.36 × 62,218.78
  4. Step 4: Simplify right side
    188,578.17x = 17,600,718,741.98
  5. Step 5: Solve for x
    x = 17,600,718,741.98/188,578.17
  6. Step 6: Final answer
    x = 93,333.81

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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.