Home / 234,133.12-323,103.71-126,703.15

Finding the Fourth Proportional to 234,133.12, 323,103.71 and 126,703.15

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Solution

The fourth proportional to 234,133.12, 323,103.71 and 126,703.15 is: 174,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,133.12 : 323,103.71 = 126,703.15 : x
  2. Step 2: Convert to fraction form
    234,133.12/323,103.71 = 126,703.15/x
  3. Step 3: Cross multiply
    234,133.12x = 323,103.71 × 126,703.15
  4. Step 4: Simplify right side
    234,133.12x = 40,938,257,833.69
  5. Step 5: Solve for x
    x = 40,938,257,833.69/234,133.12
  6. Step 6: Final answer
    x = 174,850.35

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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.