Home / 129,525.48-194,239.08-50,629.86

Finding the Fourth Proportional to 129,525.48, 194,239.08 and 50,629.86

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Solution

The fourth proportional to 129,525.48, 194,239.08 and 50,629.86 is: 75,925.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,525.48 : 194,239.08 = 50,629.86 : x
  2. Step 2: Convert to fraction form
    129,525.48/194,239.08 = 50,629.86/x
  3. Step 3: Cross multiply
    129,525.48x = 194,239.08 × 50,629.86
  4. Step 4: Simplify right side
    129,525.48x = 9,834,297,426.93
  5. Step 5: Solve for x
    x = 9,834,297,426.93/129,525.48
  6. Step 6: Final answer
    x = 75,925.58

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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.