Home / 154,719.44-231,837.60-107,426.72

Finding the Fourth Proportional to 154,719.44, 231,837.60 and 107,426.72

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Solution

The fourth proportional to 154,719.44, 231,837.60 and 107,426.72 is: 160,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,719.44 : 231,837.60 = 107,426.72 : x
  2. Step 2: Convert to fraction form
    154,719.44/231,837.60 = 107,426.72/x
  3. Step 3: Cross multiply
    154,719.44x = 231,837.60 × 107,426.72
  4. Step 4: Simplify right side
    154,719.44x = 24,905,552,940.67
  5. Step 5: Solve for x
    x = 24,905,552,940.67/154,719.44
  6. Step 6: Final answer
    x = 160,972.36

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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.