Home / 234,691.08-323,873.28-131,325.36

Finding the Fourth Proportional to 234,691.08, 323,873.28 and 131,325.36

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Solution

The fourth proportional to 234,691.08, 323,873.28 and 131,325.36 is: 181,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,691.08 : 323,873.28 = 131,325.36 : x
  2. Step 2: Convert to fraction form
    234,691.08/323,873.28 = 131,325.36/x
  3. Step 3: Cross multiply
    234,691.08x = 323,873.28 × 131,325.36
  4. Step 4: Simplify right side
    234,691.08x = 42,532,775,090.38
  5. Step 5: Solve for x
    x = 42,532,775,090.38/234,691.08
  6. Step 6: Final answer
    x = 181,228.77

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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.