Home / 129,571.10-194,443.05-59,414.30

Finding the Fourth Proportional to 129,571.10, 194,443.05 and 59,414.30

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Solution

The fourth proportional to 129,571.10, 194,443.05 and 59,414.30 is: 89,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,571.10 : 194,443.05 = 59,414.30 : x
  2. Step 2: Convert to fraction form
    129,571.10/194,443.05 = 59,414.30/x
  3. Step 3: Cross multiply
    129,571.10x = 194,443.05 × 59,414.30
  4. Step 4: Simplify right side
    129,571.10x = 11,552,697,705.62
  5. Step 5: Solve for x
    x = 11,552,697,705.62/129,571.10
  6. Step 6: Final answer
    x = 89,161.07

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1.5x scale

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.