Home / 146,872.75-202,685.64-79,804.75

Finding the Fourth Proportional to 146,872.75, 202,685.64 and 79,804.75

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Solution

The fourth proportional to 146,872.75, 202,685.64 and 79,804.75 is: 110,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,872.75 : 202,685.64 = 79,804.75 : x
  2. Step 2: Convert to fraction form
    146,872.75/202,685.64 = 79,804.75/x
  3. Step 3: Cross multiply
    146,872.75x = 202,685.64 × 79,804.75
  4. Step 4: Simplify right side
    146,872.75x = 16,175,276,828.79
  5. Step 5: Solve for x
    x = 16,175,276,828.79/146,872.75
  6. Step 6: Final answer
    x = 110,131.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.