Home / 441,015.90-661,679.36-160,561.50

Finding the Fourth Proportional to 441,015.90, 661,679.36 and 160,561.50

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Solution

The fourth proportional to 441,015.90, 661,679.36 and 160,561.50 is: 240,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,015.90 : 661,679.36 = 160,561.50 : x
  2. Step 2: Convert to fraction form
    441,015.90/661,679.36 = 160,561.50/x
  3. Step 3: Cross multiply
    441,015.90x = 661,679.36 × 160,561.50
  4. Step 4: Simplify right side
    441,015.90x = 106,240,230,560.64
  5. Step 5: Solve for x
    x = 106,240,230,560.64/441,015.90
  6. Step 6: Final answer
    x = 240,898.87

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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.