Home / 251,517.45-346,991.66-142,598.85

Finding the Fourth Proportional to 251,517.45, 346,991.66 and 142,598.85

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Solution

The fourth proportional to 251,517.45, 346,991.66 and 142,598.85 is: 196,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,517.45 : 346,991.66 = 142,598.85 : x
  2. Step 2: Convert to fraction form
    251,517.45/346,991.66 = 142,598.85/x
  3. Step 3: Cross multiply
    251,517.45x = 346,991.66 × 142,598.85
  4. Step 4: Simplify right side
    251,517.45x = 49,480,613,324.40
  5. Step 5: Solve for x
    x = 49,480,613,324.40/251,517.45
  6. Step 6: Final answer
    x = 196,728.35

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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.