Home / 204,350.20-282,132.84-139,927.24

Finding the Fourth Proportional to 204,350.20, 282,132.84 and 139,927.24

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Solution

The fourth proportional to 204,350.20, 282,132.84 and 139,927.24 is: 193,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,350.20 : 282,132.84 = 139,927.24 : x
  2. Step 2: Convert to fraction form
    204,350.20/282,132.84 = 139,927.24/x
  3. Step 3: Cross multiply
    204,350.20x = 282,132.84 × 139,927.24
  4. Step 4: Simplify right side
    204,350.20x = 39,478,069,614.56
  5. Step 5: Solve for x
    x = 39,478,069,614.56/204,350.20
  6. Step 6: Final answer
    x = 193,188.31

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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.