Home / 150,739.52-208,021.32-94,183.68

Finding the Fourth Proportional to 150,739.52, 208,021.32 and 94,183.68

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Solution

The fourth proportional to 150,739.52, 208,021.32 and 94,183.68 is: 129,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,739.52 : 208,021.32 = 94,183.68 : x
  2. Step 2: Convert to fraction form
    150,739.52/208,021.32 = 94,183.68/x
  3. Step 3: Cross multiply
    150,739.52x = 208,021.32 × 94,183.68
  4. Step 4: Simplify right side
    150,739.52x = 19,592,213,436.06
  5. Step 5: Solve for x
    x = 19,592,213,436.06/150,739.52
  6. Step 6: Final answer
    x = 129,973.97

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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.