Home / 251,290.14-346,781.16-143,860.98

Finding the Fourth Proportional to 251,290.14, 346,781.16 and 143,860.98

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Solution

The fourth proportional to 251,290.14, 346,781.16 and 143,860.98 is: 198,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,290.14 : 346,781.16 = 143,860.98 : x
  2. Step 2: Convert to fraction form
    251,290.14/346,781.16 = 143,860.98/x
  3. Step 3: Cross multiply
    251,290.14x = 346,781.16 × 143,860.98
  4. Step 4: Simplify right side
    251,290.14x = 49,888,277,523.14
  5. Step 5: Solve for x
    x = 49,888,277,523.14/251,290.14
  6. Step 6: Final answer
    x = 198,528.59

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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.