Home / 331,098.11-456,901.93-187,855.07

Finding the Fourth Proportional to 331,098.11, 456,901.93 and 187,855.07

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Solution

The fourth proportional to 331,098.11, 456,901.93 and 187,855.07 is: 259,232.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,098.11 : 456,901.93 = 187,855.07 : x
  2. Step 2: Convert to fraction form
    331,098.11/456,901.93 = 187,855.07/x
  3. Step 3: Cross multiply
    331,098.11x = 456,901.93 × 187,855.07
  4. Step 4: Simplify right side
    331,098.11x = 85,831,345,185.54
  5. Step 5: Solve for x
    x = 85,831,345,185.54/331,098.11
  6. Step 6: Final answer
    x = 259,232.37

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1.5x scale

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.