Home / 124,107.26-171,268.76-67,519.04

Finding the Fourth Proportional to 124,107.26, 171,268.76 and 67,519.04

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Solution

The fourth proportional to 124,107.26, 171,268.76 and 67,519.04 is: 93,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,107.26 : 171,268.76 = 67,519.04 : x
  2. Step 2: Convert to fraction form
    124,107.26/171,268.76 = 67,519.04/x
  3. Step 3: Cross multiply
    124,107.26x = 171,268.76 × 67,519.04
  4. Step 4: Simplify right side
    124,107.26x = 11,563,901,569.64
  5. Step 5: Solve for x
    x = 11,563,901,569.64/124,107.26
  6. Step 6: Final answer
    x = 93,176.68

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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.