Home / 168,441.42-232,172.16-119,399.47

Finding the Fourth Proportional to 168,441.42, 232,172.16 and 119,399.47

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Solution

The fourth proportional to 168,441.42, 232,172.16 and 119,399.47 is: 164,574.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,441.42 : 232,172.16 = 119,399.47 : x
  2. Step 2: Convert to fraction form
    168,441.42/232,172.16 = 119,399.47/x
  3. Step 3: Cross multiply
    168,441.42x = 232,172.16 × 119,399.47
  4. Step 4: Simplify right side
    168,441.42x = 27,721,231,824.58
  5. Step 5: Solve for x
    x = 27,721,231,824.58/168,441.42
  6. Step 6: Final answer
    x = 164,574.91

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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.