Home / 228,865.32-343,392.75-123,560.46

Finding the Fourth Proportional to 228,865.32, 343,392.75 and 123,560.46

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Solution

The fourth proportional to 228,865.32, 343,392.75 and 123,560.46 is: 185,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,865.32 : 343,392.75 = 123,560.46 : x
  2. Step 2: Convert to fraction form
    228,865.32/343,392.75 = 123,560.46/x
  3. Step 3: Cross multiply
    228,865.32x = 343,392.75 × 123,560.46
  4. Step 4: Simplify right side
    228,865.32x = 42,429,766,150.67
  5. Step 5: Solve for x
    x = 42,429,766,150.67/228,865.32
  6. Step 6: Final answer
    x = 185,391.85

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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.