Home / 250,770.77-346,063.61-143,343.09

Finding the Fourth Proportional to 250,770.77, 346,063.61 and 143,343.09

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Solution

The fourth proportional to 250,770.77, 346,063.61 and 143,343.09 is: 197,813.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,770.77 : 346,063.61 = 143,343.09 : x
  2. Step 2: Convert to fraction form
    250,770.77/346,063.61 = 143,343.09/x
  3. Step 3: Cross multiply
    250,770.77x = 346,063.61 × 143,343.09
  4. Step 4: Simplify right side
    250,770.77x = 49,605,826,477.24
  5. Step 5: Solve for x
    x = 49,605,826,477.24/250,770.77
  6. Step 6: Final answer
    x = 197,813.44

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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.