Home / 107,410.11-161,160.72-57,477.25

Finding the Fourth Proportional to 107,410.11, 161,160.72 and 57,477.25

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Solution

The fourth proportional to 107,410.11, 161,160.72 and 57,477.25 is: 86,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,410.11 : 161,160.72 = 57,477.25 : x
  2. Step 2: Convert to fraction form
    107,410.11/161,160.72 = 57,477.25/x
  3. Step 3: Cross multiply
    107,410.11x = 161,160.72 × 57,477.25
  4. Step 4: Simplify right side
    107,410.11x = 9,263,074,993.62
  5. Step 5: Solve for x
    x = 9,263,074,993.62/107,410.11
  6. Step 6: Final answer
    x = 86,240.25

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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.