Home / 251,270.39-346,756.51-136,551.30

Finding the Fourth Proportional to 251,270.39, 346,756.51 and 136,551.30

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Solution

The fourth proportional to 251,270.39, 346,756.51 and 136,551.30 is: 188,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,270.39 : 346,756.51 = 136,551.30 : x
  2. Step 2: Convert to fraction form
    251,270.39/346,756.51 = 136,551.30/x
  3. Step 3: Cross multiply
    251,270.39x = 346,756.51 × 136,551.30
  4. Step 4: Simplify right side
    251,270.39x = 47,350,051,882.58
  5. Step 5: Solve for x
    x = 47,350,051,882.58/251,270.39
  6. Step 6: Final answer
    x = 188,442.63

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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.