Home / 124,771.88-172,187.52-68,182.04

Finding the Fourth Proportional to 124,771.88, 172,187.52 and 68,182.04

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Solution

The fourth proportional to 124,771.88, 172,187.52 and 68,182.04 is: 94,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,771.88 : 172,187.52 = 68,182.04 : x
  2. Step 2: Convert to fraction form
    124,771.88/172,187.52 = 68,182.04/x
  3. Step 3: Cross multiply
    124,771.88x = 172,187.52 × 68,182.04
  4. Step 4: Simplify right side
    124,771.88x = 11,740,096,376.14
  5. Step 5: Solve for x
    x = 11,740,096,376.14/124,771.88
  6. Step 6: Final answer
    x = 94,092.49

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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.