Home / 250,977.52-346,327.68-143,530.12

Finding the Fourth Proportional to 250,977.52, 346,327.68 and 143,530.12

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Solution

The fourth proportional to 250,977.52, 346,327.68 and 143,530.12 is: 198,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,977.52 : 346,327.68 = 143,530.12 : x
  2. Step 2: Convert to fraction form
    250,977.52/346,327.68 = 143,530.12/x
  3. Step 3: Cross multiply
    250,977.52x = 346,327.68 × 143,530.12
  4. Step 4: Simplify right side
    250,977.52x = 49,708,453,469.72
  5. Step 5: Solve for x
    x = 49,708,453,469.72/250,977.52
  6. Step 6: Final answer
    x = 198,059.39

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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.