Home / 282,371.14-423,432.38-132,653.98

Finding the Fourth Proportional to 282,371.14, 423,432.38 and 132,653.98

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Solution

The fourth proportional to 282,371.14, 423,432.38 and 132,653.98 is: 198,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,371.14 : 423,432.38 = 132,653.98 : x
  2. Step 2: Convert to fraction form
    282,371.14/423,432.38 = 132,653.98/x
  3. Step 3: Cross multiply
    282,371.14x = 423,432.38 × 132,653.98
  4. Step 4: Simplify right side
    282,371.14x = 56,169,990,467.87
  5. Step 5: Solve for x
    x = 56,169,990,467.87/282,371.14
  6. Step 6: Final answer
    x = 198,922.56

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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.