Home / 129,026.88-193,552.74-50,147.28

Finding the Fourth Proportional to 129,026.88, 193,552.74 and 50,147.28

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Solution

The fourth proportional to 129,026.88, 193,552.74 and 50,147.28 is: 75,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,026.88 : 193,552.74 = 50,147.28 : x
  2. Step 2: Convert to fraction form
    129,026.88/193,552.74 = 50,147.28/x
  3. Step 3: Cross multiply
    129,026.88x = 193,552.74 × 50,147.28
  4. Step 4: Simplify right side
    129,026.88x = 9,706,143,447.55
  5. Step 5: Solve for x
    x = 9,706,143,447.55/129,026.88
  6. Step 6: Final answer
    x = 75,225.75

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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.