Home / 252,103.19-347,897.94-137,382.86

Finding the Fourth Proportional to 252,103.19, 347,897.94 and 137,382.86

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Solution

The fourth proportional to 252,103.19, 347,897.94 and 137,382.86 is: 189,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,103.19 : 347,897.94 = 137,382.86 : x
  2. Step 2: Convert to fraction form
    252,103.19/347,897.94 = 137,382.86/x
  3. Step 3: Cross multiply
    252,103.19x = 347,897.94 × 137,382.86
  4. Step 4: Simplify right side
    252,103.19x = 47,795,213,985.31
  5. Step 5: Solve for x
    x = 47,795,213,985.31/252,103.19
  6. Step 6: Final answer
    x = 189,585.92

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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.