Home / 251,001.32-376,553.18-84,785.64

Finding the Fourth Proportional to 251,001.32, 376,553.18 and 84,785.64

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Solution

The fourth proportional to 251,001.32, 376,553.18 and 84,785.64 is: 127,195.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,001.32 : 376,553.18 = 84,785.64 : x
  2. Step 2: Convert to fraction form
    251,001.32/376,553.18 = 84,785.64/x
  3. Step 3: Cross multiply
    251,001.32x = 376,553.18 × 84,785.64
  4. Step 4: Simplify right side
    251,001.32x = 31,926,302,360.34
  5. Step 5: Solve for x
    x = 31,926,302,360.34/251,001.32
  6. Step 6: Final answer
    x = 127,195.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.