Home / 160,566.68-240,999.46-81,739.92

Finding the Fourth Proportional to 160,566.68, 240,999.46 and 81,739.92

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Solution

The fourth proportional to 160,566.68, 240,999.46 and 81,739.92 is: 122,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,566.68 : 240,999.46 = 81,739.92 : x
  2. Step 2: Convert to fraction form
    160,566.68/240,999.46 = 81,739.92/x
  3. Step 3: Cross multiply
    160,566.68x = 240,999.46 × 81,739.92
  4. Step 4: Simplify right side
    160,566.68x = 19,699,276,580.44
  5. Step 5: Solve for x
    x = 19,699,276,580.44/160,566.68
  6. Step 6: Final answer
    x = 122,685.96

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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.