Home / 234,231.11-323,239.04-126,801.14

Finding the Fourth Proportional to 234,231.11, 323,239.04 and 126,801.14

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Solution

The fourth proportional to 234,231.11, 323,239.04 and 126,801.14 is: 174,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,231.11 : 323,239.04 = 126,801.14 : x
  2. Step 2: Convert to fraction form
    234,231.11/323,239.04 = 126,801.14/x
  3. Step 3: Cross multiply
    234,231.11x = 323,239.04 × 126,801.14
  4. Step 4: Simplify right side
    234,231.11x = 40,987,076,989.81
  5. Step 5: Solve for x
    x = 40,987,076,989.81/234,231.11
  6. Step 6: Final answer
    x = 174,985.63

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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.