Home / 127,983.30-191,697.90-92,845.50

Finding the Fourth Proportional to 127,983.30, 191,697.90 and 92,845.50

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Solution

The fourth proportional to 127,983.30, 191,697.90 and 92,845.50 is: 139,067.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,983.30 : 191,697.90 = 92,845.50 : x
  2. Step 2: Convert to fraction form
    127,983.30/191,697.90 = 92,845.50/x
  3. Step 3: Cross multiply
    127,983.30x = 191,697.90 × 92,845.50
  4. Step 4: Simplify right side
    127,983.30x = 17,798,287,374.45
  5. Step 5: Solve for x
    x = 17,798,287,374.45/127,983.30
  6. Step 6: Final answer
    x = 139,067.26

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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.