Home / 151,003.02-226,679.49-81,019.02

Finding the Fourth Proportional to 151,003.02, 226,679.49 and 81,019.02

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Solution

The fourth proportional to 151,003.02, 226,679.49 and 81,019.02 is: 121,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,003.02 : 226,679.49 = 81,019.02 : x
  2. Step 2: Convert to fraction form
    151,003.02/226,679.49 = 81,019.02/x
  3. Step 3: Cross multiply
    151,003.02x = 226,679.49 × 81,019.02
  4. Step 4: Simplify right side
    151,003.02x = 18,365,350,133.90
  5. Step 5: Solve for x
    x = 18,365,350,133.90/151,003.02
  6. Step 6: Final answer
    x = 121,622.40

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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.