Home / 147,764.96-221,494.24-68,814.24

Finding the Fourth Proportional to 147,764.96, 221,494.24 and 68,814.24

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Solution

The fourth proportional to 147,764.96, 221,494.24 and 68,814.24 is: 103,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,764.96 : 221,494.24 = 68,814.24 : x
  2. Step 2: Convert to fraction form
    147,764.96/221,494.24 = 68,814.24/x
  3. Step 3: Cross multiply
    147,764.96x = 221,494.24 × 68,814.24
  4. Step 4: Simplify right side
    147,764.96x = 15,241,957,789.98
  5. Step 5: Solve for x
    x = 15,241,957,789.98/147,764.96
  6. Step 6: Final answer
    x = 103,150.01

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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.