Home / 124,936.94-172,415.62-68,348.32

Finding the Fourth Proportional to 124,936.94, 172,415.62 and 68,348.32

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Solution

The fourth proportional to 124,936.94, 172,415.62 and 68,348.32 is: 94,322.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,936.94 : 172,415.62 = 68,348.32 : x
  2. Step 2: Convert to fraction form
    124,936.94/172,415.62 = 68,348.32/x
  3. Step 3: Cross multiply
    124,936.94x = 172,415.62 × 68,348.32
  4. Step 4: Simplify right side
    124,936.94x = 11,784,317,623.15
  5. Step 5: Solve for x
    x = 11,784,317,623.15/124,936.94
  6. Step 6: Final answer
    x = 94,322.12

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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.