Home / 124,792.94-172,214.27-68,204.32

Finding the Fourth Proportional to 124,792.94, 172,214.27 and 68,204.32

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Solution

The fourth proportional to 124,792.94, 172,214.27 and 68,204.32 is: 94,121.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,792.94 : 172,214.27 = 68,204.32 : x
  2. Step 2: Convert to fraction form
    124,792.94/172,214.27 = 68,204.32/x
  3. Step 3: Cross multiply
    124,792.94x = 172,214.27 × 68,204.32
  4. Step 4: Simplify right side
    124,792.94x = 11,745,757,179.65
  5. Step 5: Solve for x
    x = 11,745,757,179.65/124,792.94
  6. Step 6: Final answer
    x = 94,121.97

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1.5x scale

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.