Home / 154,630.11-231,611.88-104,434.17

Finding the Fourth Proportional to 154,630.11, 231,611.88 and 104,434.17

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Solution

The fourth proportional to 154,630.11, 231,611.88 and 104,434.17 is: 156,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,630.11 : 231,611.88 = 104,434.17 : x
  2. Step 2: Convert to fraction form
    154,630.11/231,611.88 = 104,434.17/x
  3. Step 3: Cross multiply
    154,630.11x = 231,611.88 × 104,434.17
  4. Step 4: Simplify right side
    154,630.11x = 24,188,194,449.94
  5. Step 5: Solve for x
    x = 24,188,194,449.94/154,630.11
  6. Step 6: Final answer
    x = 156,426.16

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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.