Home / 107,447.83-161,116.11-48,232.51

Finding the Fourth Proportional to 107,447.83, 161,116.11 and 48,232.51

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Solution

The fourth proportional to 107,447.83, 161,116.11 and 48,232.51 is: 72,323.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,447.83 : 161,116.11 = 48,232.51 : x
  2. Step 2: Convert to fraction form
    107,447.83/161,116.11 = 48,232.51/x
  3. Step 3: Cross multiply
    107,447.83x = 161,116.11 × 48,232.51
  4. Step 4: Simplify right side
    107,447.83x = 7,771,033,983.95
  5. Step 5: Solve for x
    x = 7,771,033,983.95/107,447.83
  6. Step 6: Final answer
    x = 72,323.79

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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.