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Finding the Fourth Proportional to 248,565.51, 342,911.27 and 167,963.63

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Solution

The fourth proportional to 248,565.51, 342,911.27 and 167,963.63 is: 231,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,565.51 : 342,911.27 = 167,963.63 : x
  2. Step 2: Convert to fraction form
    248,565.51/342,911.27 = 167,963.63/x
  3. Step 3: Cross multiply
    248,565.51x = 342,911.27 × 167,963.63
  4. Step 4: Simplify right side
    248,565.51x = 57,596,620,382.46
  5. Step 5: Solve for x
    x = 57,596,620,382.46/248,565.51
  6. Step 6: Final answer
    x = 231,716.06

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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.