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Finding the Fourth Proportional to 237,889.76, 356,835.24 and 80,228.93

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Solution

The fourth proportional to 237,889.76, 356,835.24 and 80,228.93 is: 120,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,889.76 : 356,835.24 = 80,228.93 : x
  2. Step 2: Convert to fraction form
    237,889.76/356,835.24 = 80,228.93/x
  3. Step 3: Cross multiply
    237,889.76x = 356,835.24 × 80,228.93
  4. Step 4: Simplify right side
    237,889.76x = 28,628,507,707.32
  5. Step 5: Solve for x
    x = 28,628,507,707.32/237,889.76
  6. Step 6: Final answer
    x = 120,343.59

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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.