Home / 234,350.10-323,403.40-126,920.25

Finding the Fourth Proportional to 234,350.10, 323,403.40 and 126,920.25

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Solution

The fourth proportional to 234,350.10, 323,403.40 and 126,920.25 is: 175,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,350.10 : 323,403.40 = 126,920.25 : x
  2. Step 2: Convert to fraction form
    234,350.10/323,403.40 = 126,920.25/x
  3. Step 3: Cross multiply
    234,350.10x = 323,403.40 × 126,920.25
  4. Step 4: Simplify right side
    234,350.10x = 41,046,440,378.85
  5. Step 5: Solve for x
    x = 41,046,440,378.85/234,350.10
  6. Step 6: Final answer
    x = 175,150.09

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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.