Home / 251,058.87-346,460.04-136,336.59

Finding the Fourth Proportional to 251,058.87, 346,460.04 and 136,336.59

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Solution

The fourth proportional to 251,058.87, 346,460.04 and 136,336.59 is: 188,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,058.87 : 346,460.04 = 136,336.59 : x
  2. Step 2: Convert to fraction form
    251,058.87/346,460.04 = 136,336.59/x
  3. Step 3: Cross multiply
    251,058.87x = 346,460.04 × 136,336.59
  4. Step 4: Simplify right side
    251,058.87x = 47,235,180,424.86
  5. Step 5: Solve for x
    x = 47,235,180,424.86/251,058.87
  6. Step 6: Final answer
    x = 188,143.84

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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.