Home / 129,587.58-194,391.23-44,171.91

Finding the Fourth Proportional to 129,587.58, 194,391.23 and 44,171.91

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Solution

The fourth proportional to 129,587.58, 194,391.23 and 44,171.91 is: 66,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,587.58 : 194,391.23 = 44,171.91 : x
  2. Step 2: Convert to fraction form
    129,587.58/194,391.23 = 44,171.91/x
  3. Step 3: Cross multiply
    129,587.58x = 194,391.23 × 44,171.91
  4. Step 4: Simplify right side
    129,587.58x = 8,586,631,695.49
  5. Step 5: Solve for x
    x = 8,586,631,695.49/129,587.58
  6. Step 6: Final answer
    x = 66,261.22

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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.