Home / 251,086.77-346,504.30-136,365.39

Finding the Fourth Proportional to 251,086.77, 346,504.30 and 136,365.39

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Solution

The fourth proportional to 251,086.77, 346,504.30 and 136,365.39 is: 188,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,086.77 : 346,504.30 = 136,365.39 : x
  2. Step 2: Convert to fraction form
    251,086.77/346,504.30 = 136,365.39/x
  3. Step 3: Cross multiply
    251,086.77x = 346,504.30 × 136,365.39
  4. Step 4: Simplify right side
    251,086.77x = 47,251,193,665.26
  5. Step 5: Solve for x
    x = 47,251,193,665.26/251,086.77
  6. Step 6: Final answer
    x = 188,186.71

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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.