Home / 228,982.95-343,418.42-178,938.92

Finding the Fourth Proportional to 228,982.95, 343,418.42 and 178,938.92

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Solution

The fourth proportional to 228,982.95, 343,418.42 and 178,938.92 is: 268,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,982.95 : 343,418.42 = 178,938.92 : x
  2. Step 2: Convert to fraction form
    228,982.95/343,418.42 = 178,938.92/x
  3. Step 3: Cross multiply
    228,982.95x = 343,418.42 × 178,938.92
  4. Step 4: Simplify right side
    228,982.95x = 61,450,922,488.80
  5. Step 5: Solve for x
    x = 61,450,922,488.80/228,982.95
  6. Step 6: Final answer
    x = 268,364.62

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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.