Home / 107,952.10-161,879.55-48,757.30

Finding the Fourth Proportional to 107,952.10, 161,879.55 and 48,757.30

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Solution

The fourth proportional to 107,952.10, 161,879.55 and 48,757.30 is: 73,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,952.10 : 161,879.55 = 48,757.30 : x
  2. Step 2: Convert to fraction form
    107,952.10/161,879.55 = 48,757.30/x
  3. Step 3: Cross multiply
    107,952.10x = 161,879.55 × 48,757.30
  4. Step 4: Simplify right side
    107,952.10x = 7,892,809,783.22
  5. Step 5: Solve for x
    x = 7,892,809,783.22/107,952.10
  6. Step 6: Final answer
    x = 73,114.00

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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.