Home / 154,623.72-231,792.87-107,261.16

Finding the Fourth Proportional to 154,623.72, 231,792.87 and 107,261.16

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Solution

The fourth proportional to 154,623.72, 231,792.87 and 107,261.16 is: 160,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,623.72 : 231,792.87 = 107,261.16 : x
  2. Step 2: Convert to fraction form
    154,623.72/231,792.87 = 107,261.16/x
  3. Step 3: Cross multiply
    154,623.72x = 231,792.87 × 107,261.16
  4. Step 4: Simplify right side
    154,623.72x = 24,862,371,653.73
  5. Step 5: Solve for x
    x = 24,862,371,653.73/154,623.72
  6. Step 6: Final answer
    x = 160,792.74

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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.