Home / 135,629.06-203,483.16-60,731.67

Finding the Fourth Proportional to 135,629.06, 203,483.16 and 60,731.67

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Solution

The fourth proportional to 135,629.06, 203,483.16 and 60,731.67 is: 91,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,629.06 : 203,483.16 = 60,731.67 : x
  2. Step 2: Convert to fraction form
    135,629.06/203,483.16 = 60,731.67/x
  3. Step 3: Cross multiply
    135,629.06x = 203,483.16 × 60,731.67
  4. Step 4: Simplify right side
    135,629.06x = 12,357,873,057.55
  5. Step 5: Solve for x
    x = 12,357,873,057.55/135,629.06
  6. Step 6: Final answer
    x = 91,115.23

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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.