Home / 200,142.15-276,150.94-119,553.90

Finding the Fourth Proportional to 200,142.15, 276,150.94 and 119,553.90

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Solution

The fourth proportional to 200,142.15, 276,150.94 and 119,553.90 is: 164,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,142.15 : 276,150.94 = 119,553.90 : x
  2. Step 2: Convert to fraction form
    200,142.15/276,150.94 = 119,553.90/x
  3. Step 3: Cross multiply
    200,142.15x = 276,150.94 × 119,553.90
  4. Step 4: Simplify right side
    200,142.15x = 33,014,921,865.67
  5. Step 5: Solve for x
    x = 33,014,921,865.67/200,142.15
  6. Step 6: Final answer
    x = 164,957.37

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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.