Home / 234,233.85-323,242.83-126,803.89

Finding the Fourth Proportional to 234,233.85, 323,242.83 and 126,803.89

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Solution

The fourth proportional to 234,233.85, 323,242.83 and 126,803.89 is: 174,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,233.85 : 323,242.83 = 126,803.89 : x
  2. Step 2: Convert to fraction form
    234,233.85/323,242.83 = 126,803.89/x
  3. Step 3: Cross multiply
    234,233.85x = 323,242.83 × 126,803.89
  4. Step 4: Simplify right side
    234,233.85x = 40,988,446,550.15
  5. Step 5: Solve for x
    x = 40,988,446,550.15/234,233.85
  6. Step 6: Final answer
    x = 174,989.42

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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.