Home / 129,119.50-193,690.41-35,625.25

Finding the Fourth Proportional to 129,119.50, 193,690.41 and 35,625.25

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Solution

The fourth proportional to 129,119.50, 193,690.41 and 35,625.25 is: 53,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,119.50 : 193,690.41 = 35,625.25 : x
  2. Step 2: Convert to fraction form
    129,119.50/193,690.41 = 35,625.25/x
  3. Step 3: Cross multiply
    129,119.50x = 193,690.41 × 35,625.25
  4. Step 4: Simplify right side
    129,119.50x = 6,900,269,387.37
  5. Step 5: Solve for x
    x = 6,900,269,387.37/129,119.50
  6. Step 6: Final answer
    x = 53,440.95

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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.