Home / 199,400.94-298,642.14-99,250.92

Finding the Fourth Proportional to 199,400.94, 298,642.14 and 99,250.92

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Solution

The fourth proportional to 199,400.94, 298,642.14 and 99,250.92 is: 148,647.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,400.94 : 298,642.14 = 99,250.92 : x
  2. Step 2: Convert to fraction form
    199,400.94/298,642.14 = 99,250.92/x
  3. Step 3: Cross multiply
    199,400.94x = 298,642.14 × 99,250.92
  4. Step 4: Simplify right side
    199,400.94x = 29,640,507,145.77
  5. Step 5: Solve for x
    x = 29,640,507,145.77/199,400.94
  6. Step 6: Final answer
    x = 148,647.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.