Home / 234,147.02-323,122.88-126,717.05

Finding the Fourth Proportional to 234,147.02, 323,122.88 and 126,717.05

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Solution

The fourth proportional to 234,147.02, 323,122.88 and 126,717.05 is: 174,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,147.02 : 323,122.88 = 126,717.05 : x
  2. Step 2: Convert to fraction form
    234,147.02/323,122.88 = 126,717.05/x
  3. Step 3: Cross multiply
    234,147.02x = 323,122.88 × 126,717.05
  4. Step 4: Simplify right side
    234,147.02x = 40,945,177,016.50
  5. Step 5: Solve for x
    x = 40,945,177,016.50/234,147.02
  6. Step 6: Final answer
    x = 174,869.52

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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.