Home / 202,284.94-279,169.05-111,658.90

Finding the Fourth Proportional to 202,284.94, 279,169.05 and 111,658.90

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Solution

The fourth proportional to 202,284.94, 279,169.05 and 111,658.90 is: 154,098.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,284.94 : 279,169.05 = 111,658.90 : x
  2. Step 2: Convert to fraction form
    202,284.94/279,169.05 = 111,658.90/x
  3. Step 3: Cross multiply
    202,284.94x = 279,169.05 × 111,658.90
  4. Step 4: Simplify right side
    202,284.94x = 31,171,709,037.05
  5. Step 5: Solve for x
    x = 31,171,709,037.05/202,284.94
  6. Step 6: Final answer
    x = 154,098.02

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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.