Home / 154,607.32-231,998.46-65,851.57

Finding the Fourth Proportional to 154,607.32, 231,998.46 and 65,851.57

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Solution

The fourth proportional to 154,607.32, 231,998.46 and 65,851.57 is: 98,814.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,607.32 : 231,998.46 = 65,851.57 : x
  2. Step 2: Convert to fraction form
    154,607.32/231,998.46 = 65,851.57/x
  3. Step 3: Cross multiply
    154,607.32x = 231,998.46 × 65,851.57
  4. Step 4: Simplify right side
    154,607.32x = 15,277,462,828.58
  5. Step 5: Solve for x
    x = 15,277,462,828.58/154,607.32
  6. Step 6: Final answer
    x = 98,814.62

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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.