Home / 129,797.54-194,557.80-58,712.75

Finding the Fourth Proportional to 129,797.54, 194,557.80 and 58,712.75

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Solution

The fourth proportional to 129,797.54, 194,557.80 and 58,712.75 is: 88,006.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,797.54 : 194,557.80 = 58,712.75 : x
  2. Step 2: Convert to fraction form
    129,797.54/194,557.80 = 58,712.75/x
  3. Step 3: Cross multiply
    129,797.54x = 194,557.80 × 58,712.75
  4. Step 4: Simplify right side
    129,797.54x = 11,423,023,118.67
  5. Step 5: Solve for x
    x = 11,423,023,118.67/129,797.54
  6. Step 6: Final answer
    x = 88,006.47

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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.