Home / 124,612.68-171,962.82-68,025

Finding the Fourth Proportional to 124,612.68, 171,962.82 and 68,025

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Solution

The fourth proportional to 124,612.68, 171,962.82 and 68,025 is: 93,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.68 : 171,962.82 = 68,025 : x
  2. Step 2: Convert to fraction form
    124,612.68/171,962.82 = 68,025/x
  3. Step 3: Cross multiply
    124,612.68x = 171,962.82 × 68,025
  4. Step 4: Simplify right side
    124,612.68x = 11,697,770,830.50
  5. Step 5: Solve for x
    x = 11,697,770,830.50/124,612.68
  6. Step 6: Final answer
    x = 93,873.04

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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.