Home / 168,723.65-232,839.69-92,242.91

Finding the Fourth Proportional to 168,723.65, 232,839.69 and 92,242.91

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Solution

The fourth proportional to 168,723.65, 232,839.69 and 92,242.91 is: 127,295.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,723.65 : 232,839.69 = 92,242.91 : x
  2. Step 2: Convert to fraction form
    168,723.65/232,839.69 = 92,242.91/x
  3. Step 3: Cross multiply
    168,723.65x = 232,839.69 × 92,242.91
  4. Step 4: Simplify right side
    168,723.65x = 21,477,810,569.10
  5. Step 5: Solve for x
    x = 21,477,810,569.10/168,723.65
  6. Step 6: Final answer
    x = 127,295.79

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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.