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Finding the Fourth Proportional to 234,133.11, 323,104.51 and 126,703.11

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Solution

The fourth proportional to 234,133.11, 323,104.51 and 126,703.11 is: 174,850.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,133.11 : 323,104.51 = 126,703.11 : x
  2. Step 2: Convert to fraction form
    234,133.11/323,104.51 = 126,703.11/x
  3. Step 3: Cross multiply
    234,133.11x = 323,104.51 × 126,703.11
  4. Step 4: Simplify right side
    234,133.11x = 40,938,347,166.91
  5. Step 5: Solve for x
    x = 40,938,347,166.91/234,133.11
  6. Step 6: Final answer
    x = 174,850.74

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1.5x scale

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.