Home / 122,249.78-183,400.58-38,007.89

Finding the Fourth Proportional to 122,249.78, 183,400.58 and 38,007.89

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Solution

The fourth proportional to 122,249.78, 183,400.58 and 38,007.89 is: 57,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,249.78 : 183,400.58 = 38,007.89 : x
  2. Step 2: Convert to fraction form
    122,249.78/183,400.58 = 38,007.89/x
  3. Step 3: Cross multiply
    122,249.78x = 183,400.58 × 38,007.89
  4. Step 4: Simplify right side
    122,249.78x = 6,970,667,963.53
  5. Step 5: Solve for x
    x = 6,970,667,963.53/122,249.78
  6. Step 6: Final answer
    x = 57,019.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.