Home / 125,114.22-187,670.61-30,344.34

Finding the Fourth Proportional to 125,114.22, 187,670.61 and 30,344.34

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Solution

The fourth proportional to 125,114.22, 187,670.61 and 30,344.34 is: 45,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,114.22 : 187,670.61 = 30,344.34 : x
  2. Step 2: Convert to fraction form
    125,114.22/187,670.61 = 30,344.34/x
  3. Step 3: Cross multiply
    125,114.22x = 187,670.61 × 30,344.34
  4. Step 4: Simplify right side
    125,114.22x = 5,694,740,797.85
  5. Step 5: Solve for x
    x = 5,694,740,797.85/125,114.22
  6. Step 6: Final answer
    x = 45,516.34

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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.