Home / 149,952.18-225,039-71,066.64

Finding the Fourth Proportional to 149,952.18, 225,039 and 71,066.64

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Solution

The fourth proportional to 149,952.18, 225,039 and 71,066.64 is: 106,652.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,952.18 : 225,039 = 71,066.64 : x
  2. Step 2: Convert to fraction form
    149,952.18/225,039 = 71,066.64/x
  3. Step 3: Cross multiply
    149,952.18x = 225,039 × 71,066.64
  4. Step 4: Simplify right side
    149,952.18x = 15,992,765,598.96
  5. Step 5: Solve for x
    x = 15,992,765,598.96/149,952.18
  6. Step 6: Final answer
    x = 106,652.44

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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.