Home / 107,637.46-161,456.29-51,464.36

Finding the Fourth Proportional to 107,637.46, 161,456.29 and 51,464.36

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Solution

The fourth proportional to 107,637.46, 161,456.29 and 51,464.36 is: 77,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,637.46 : 161,456.29 = 51,464.36 : x
  2. Step 2: Convert to fraction form
    107,637.46/161,456.29 = 51,464.36/x
  3. Step 3: Cross multiply
    107,637.46x = 161,456.29 × 51,464.36
  4. Step 4: Simplify right side
    107,637.46x = 8,309,244,907.80
  5. Step 5: Solve for x
    x = 8,309,244,907.80/107,637.46
  6. Step 6: Final answer
    x = 77,196.59

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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.