Home / 135,360.36-203,082.06-60,543.48

Finding the Fourth Proportional to 135,360.36, 203,082.06 and 60,543.48

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Solution

The fourth proportional to 135,360.36, 203,082.06 and 60,543.48 is: 90,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,360.36 : 203,082.06 = 60,543.48 : x
  2. Step 2: Convert to fraction form
    135,360.36/203,082.06 = 60,543.48/x
  3. Step 3: Cross multiply
    135,360.36x = 203,082.06 × 60,543.48
  4. Step 4: Simplify right side
    135,360.36x = 12,295,294,637.97
  5. Step 5: Solve for x
    x = 12,295,294,637.97/135,360.36
  6. Step 6: Final answer
    x = 90,833.79

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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.