Home / 160,380.24-240,489.36-53,727.36

Finding the Fourth Proportional to 160,380.24, 240,489.36 and 53,727.36

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Solution

The fourth proportional to 160,380.24, 240,489.36 and 53,727.36 is: 80,563.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,380.24 : 240,489.36 = 53,727.36 : x
  2. Step 2: Convert to fraction form
    160,380.24/240,489.36 = 53,727.36/x
  3. Step 3: Cross multiply
    160,380.24x = 240,489.36 × 53,727.36
  4. Step 4: Simplify right side
    160,380.24x = 12,920,858,420.89
  5. Step 5: Solve for x
    x = 12,920,858,420.89/160,380.24
  6. Step 6: Final answer
    x = 80,563.91

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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.