Home / 124,772.88-172,188.90-68,183.04

Finding the Fourth Proportional to 124,772.88, 172,188.90 and 68,183.04

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Solution

The fourth proportional to 124,772.88, 172,188.90 and 68,183.04 is: 94,093.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,772.88 : 172,188.90 = 68,183.04 : x
  2. Step 2: Convert to fraction form
    124,772.88/172,188.90 = 68,183.04/x
  3. Step 3: Cross multiply
    124,772.88x = 172,188.90 × 68,183.04
  4. Step 4: Simplify right side
    124,772.88x = 11,740,362,656.26
  5. Step 5: Solve for x
    x = 11,740,362,656.26/124,772.88
  6. Step 6: Final answer
    x = 94,093.87

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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.