Home / 126,960.42-190,464.72-51,064.77

Finding the Fourth Proportional to 126,960.42, 190,464.72 and 51,064.77

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Solution

The fourth proportional to 126,960.42, 190,464.72 and 51,064.77 is: 76,606.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,960.42 : 190,464.72 = 51,064.77 : x
  2. Step 2: Convert to fraction form
    126,960.42/190,464.72 = 51,064.77/x
  3. Step 3: Cross multiply
    126,960.42x = 190,464.72 × 51,064.77
  4. Step 4: Simplify right side
    126,960.42x = 9,726,037,119.91
  5. Step 5: Solve for x
    x = 9,726,037,119.91/126,960.42
  6. Step 6: Final answer
    x = 76,606.84

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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.