Home / 251,251.33-346,907.85-154,585.25

Finding the Fourth Proportional to 251,251.33, 346,907.85 and 154,585.25

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Solution

The fourth proportional to 251,251.33, 346,907.85 and 154,585.25 is: 213,439.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,251.33 : 346,907.85 = 154,585.25 : x
  2. Step 2: Convert to fraction form
    251,251.33/346,907.85 = 154,585.25/x
  3. Step 3: Cross multiply
    251,251.33x = 346,907.85 × 154,585.25
  4. Step 4: Simplify right side
    251,251.33x = 53,626,836,719.21
  5. Step 5: Solve for x
    x = 53,626,836,719.21/251,251.33
  6. Step 6: Final answer
    x = 213,439.02

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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.