Home / 286,768.32-395,616.48-179,151.04

Finding the Fourth Proportional to 286,768.32, 395,616.48 and 179,151.04

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Solution

The fourth proportional to 286,768.32, 395,616.48 and 179,151.04 is: 247,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,768.32 : 395,616.48 = 179,151.04 : x
  2. Step 2: Convert to fraction form
    286,768.32/395,616.48 = 179,151.04/x
  3. Step 3: Cross multiply
    286,768.32x = 395,616.48 × 179,151.04
  4. Step 4: Simplify right side
    286,768.32x = 70,875,103,833.14
  5. Step 5: Solve for x
    x = 70,875,103,833.14/286,768.32
  6. Step 6: Final answer
    x = 247,151.09

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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.