Home / 124,625.25-171,983.57-68,037.21

Finding the Fourth Proportional to 124,625.25, 171,983.57 and 68,037.21

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Solution

The fourth proportional to 124,625.25, 171,983.57 and 68,037.21 is: 93,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,625.25 : 171,983.57 = 68,037.21 : x
  2. Step 2: Convert to fraction form
    124,625.25/171,983.57 = 68,037.21/x
  3. Step 3: Cross multiply
    124,625.25x = 171,983.57 × 68,037.21
  4. Step 4: Simplify right side
    124,625.25x = 11,701,281,928.45
  5. Step 5: Solve for x
    x = 11,701,281,928.45/124,625.25
  6. Step 6: Final answer
    x = 93,891.74

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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.