Home / 192,769.26-265,989.94-121,098.53

Finding the Fourth Proportional to 192,769.26, 265,989.94 and 121,098.53

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Solution

The fourth proportional to 192,769.26, 265,989.94 and 121,098.53 is: 167,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,769.26 : 265,989.94 = 121,098.53 : x
  2. Step 2: Convert to fraction form
    192,769.26/265,989.94 = 121,098.53/x
  3. Step 3: Cross multiply
    192,769.26x = 265,989.94 × 121,098.53
  4. Step 4: Simplify right side
    192,769.26x = 32,210,990,728.79
  5. Step 5: Solve for x
    x = 32,210,990,728.79/192,769.26
  6. Step 6: Final answer
    x = 167,096.10

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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.