Home / 168,837.36-232,986.42-93,381

Finding the Fourth Proportional to 168,837.36, 232,986.42 and 93,381

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Solution

The fourth proportional to 168,837.36, 232,986.42 and 93,381 is: 128,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,837.36 : 232,986.42 = 93,381 : x
  2. Step 2: Convert to fraction form
    168,837.36/232,986.42 = 93,381/x
  3. Step 3: Cross multiply
    168,837.36x = 232,986.42 × 93,381
  4. Step 4: Simplify right side
    168,837.36x = 21,756,504,886.02
  5. Step 5: Solve for x
    x = 21,756,504,886.02/168,837.36
  6. Step 6: Final answer
    x = 128,860.73

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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.