Home / 234,693.08-323,876.04-131,327.36

Finding the Fourth Proportional to 234,693.08, 323,876.04 and 131,327.36

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Solution

The fourth proportional to 234,693.08, 323,876.04 and 131,327.36 is: 181,231.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,693.08 : 323,876.04 = 131,327.36 : x
  2. Step 2: Convert to fraction form
    234,693.08/323,876.04 = 131,327.36/x
  3. Step 3: Cross multiply
    234,693.08x = 323,876.04 × 131,327.36
  4. Step 4: Simplify right side
    234,693.08x = 42,533,785,300.45
  5. Step 5: Solve for x
    x = 42,533,785,300.45/234,693.08
  6. Step 6: Final answer
    x = 181,231.53

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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.