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Finding the Fourth Proportional to 237,803.65, 328,168.93 and 130,371.37

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Solution

The fourth proportional to 237,803.65, 328,168.93 and 130,371.37 is: 179,912.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,803.65 : 328,168.93 = 130,371.37 : x
  2. Step 2: Convert to fraction form
    237,803.65/328,168.93 = 130,371.37/x
  3. Step 3: Cross multiply
    237,803.65x = 328,168.93 × 130,371.37
  4. Step 4: Simplify right side
    237,803.65x = 42,783,832,995.53
  5. Step 5: Solve for x
    x = 42,783,832,995.53/237,803.65
  6. Step 6: Final answer
    x = 179,912.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.