Home / 211,414.86-316,907.37-132,584.04

Finding the Fourth Proportional to 211,414.86, 316,907.37 and 132,584.04

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Solution

The fourth proportional to 211,414.86, 316,907.37 and 132,584.04 is: 198,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,414.86 : 316,907.37 = 132,584.04 : x
  2. Step 2: Convert to fraction form
    211,414.86/316,907.37 = 132,584.04/x
  3. Step 3: Cross multiply
    211,414.86x = 316,907.37 × 132,584.04
  4. Step 4: Simplify right side
    211,414.86x = 42,016,859,420.37
  5. Step 5: Solve for x
    x = 42,016,859,420.37/211,414.86
  6. Step 6: Final answer
    x = 198,741.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.