Home / 251,646.45-347,261.68-136,925.54

Finding the Fourth Proportional to 251,646.45, 347,261.68 and 136,925.54

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Solution

The fourth proportional to 251,646.45, 347,261.68 and 136,925.54 is: 188,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,646.45 : 347,261.68 = 136,925.54 : x
  2. Step 2: Convert to fraction form
    251,646.45/347,261.68 = 136,925.54/x
  3. Step 3: Cross multiply
    251,646.45x = 347,261.68 × 136,925.54
  4. Step 4: Simplify right side
    251,646.45x = 47,548,992,792.39
  5. Step 5: Solve for x
    x = 47,548,992,792.39/251,646.45
  6. Step 6: Final answer
    x = 188,951.58

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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.