Home / 154,400.28-231,361.29-107,107.35

Finding the Fourth Proportional to 154,400.28, 231,361.29 and 107,107.35

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Solution

The fourth proportional to 154,400.28, 231,361.29 and 107,107.35 is: 160,495.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,400.28 : 231,361.29 = 107,107.35 : x
  2. Step 2: Convert to fraction form
    154,400.28/231,361.29 = 107,107.35/x
  3. Step 3: Cross multiply
    154,400.28x = 231,361.29 × 107,107.35
  4. Step 4: Simplify right side
    154,400.28x = 24,780,494,664.48
  5. Step 5: Solve for x
    x = 24,780,494,664.48/154,400.28
  6. Step 6: Final answer
    x = 160,495.14

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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.