Home / 129,406.20-194,043.66-59,225.40

Finding the Fourth Proportional to 129,406.20, 194,043.66 and 59,225.40

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Solution

The fourth proportional to 129,406.20, 194,043.66 and 59,225.40 is: 88,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,406.20 : 194,043.66 = 59,225.40 : x
  2. Step 2: Convert to fraction form
    129,406.20/194,043.66 = 59,225.40/x
  3. Step 3: Cross multiply
    129,406.20x = 194,043.66 × 59,225.40
  4. Step 4: Simplify right side
    129,406.20x = 11,492,313,380.96
  5. Step 5: Solve for x
    x = 11,492,313,380.96/129,406.20
  6. Step 6: Final answer
    x = 88,808.06

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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.