Home / 240,405.44-331,737.12-132,972.56

Finding the Fourth Proportional to 240,405.44, 331,737.12 and 132,972.56

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Solution

The fourth proportional to 240,405.44, 331,737.12 and 132,972.56 is: 183,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,405.44 : 331,737.12 = 132,972.56 : x
  2. Step 2: Convert to fraction form
    240,405.44/331,737.12 = 132,972.56/x
  3. Step 3: Cross multiply
    240,405.44x = 331,737.12 × 132,972.56
  4. Step 4: Simplify right side
    240,405.44x = 44,111,934,093.43
  5. Step 5: Solve for x
    x = 44,111,934,093.43/240,405.44
  6. Step 6: Final answer
    x = 183,489.75

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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.