Home / 233,834.54-322,689.60-126,403.61

Finding the Fourth Proportional to 233,834.54, 322,689.60 and 126,403.61

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Solution

The fourth proportional to 233,834.54, 322,689.60 and 126,403.61 is: 174,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,834.54 : 322,689.60 = 126,403.61 : x
  2. Step 2: Convert to fraction form
    233,834.54/322,689.60 = 126,403.61/x
  3. Step 3: Cross multiply
    233,834.54x = 322,689.60 × 126,403.61
  4. Step 4: Simplify right side
    233,834.54x = 40,789,128,736.01
  5. Step 5: Solve for x
    x = 40,789,128,736.01/233,834.54
  6. Step 6: Final answer
    x = 174,435.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.