Home / 251,925.87-347,650.61-137,201.93

Finding the Fourth Proportional to 251,925.87, 347,650.61 and 137,201.93

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Solution

The fourth proportional to 251,925.87, 347,650.61 and 137,201.93 is: 189,334.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,925.87 : 347,650.61 = 137,201.93 : x
  2. Step 2: Convert to fraction form
    251,925.87/347,650.61 = 137,201.93/x
  3. Step 3: Cross multiply
    251,925.87x = 347,650.61 × 137,201.93
  4. Step 4: Simplify right side
    251,925.87x = 47,698,332,233.41
  5. Step 5: Solve for x
    x = 47,698,332,233.41/251,925.87
  6. Step 6: Final answer
    x = 189,334.79

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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.