Home / 233,836.79-322,692.71-126,405.86

Finding the Fourth Proportional to 233,836.79, 322,692.71 and 126,405.86

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Solution

The fourth proportional to 233,836.79, 322,692.71 and 126,405.86 is: 174,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,836.79 : 322,692.71 = 126,405.86 : x
  2. Step 2: Convert to fraction form
    233,836.79/322,692.71 = 126,405.86/x
  3. Step 3: Cross multiply
    233,836.79x = 322,692.71 × 126,405.86
  4. Step 4: Simplify right side
    233,836.79x = 40,790,247,277.79
  5. Step 5: Solve for x
    x = 40,790,247,277.79/233,836.79
  6. Step 6: Final answer
    x = 174,438.97

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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.