Home / 193,977.16-290,965.32-53,735.38

Finding the Fourth Proportional to 193,977.16, 290,965.32 and 53,735.38

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Solution

The fourth proportional to 193,977.16, 290,965.32 and 53,735.38 is: 80,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,977.16 : 290,965.32 = 53,735.38 : x
  2. Step 2: Convert to fraction form
    193,977.16/290,965.32 = 53,735.38/x
  3. Step 3: Cross multiply
    193,977.16x = 290,965.32 × 53,735.38
  4. Step 4: Simplify right side
    193,977.16x = 15,635,132,037.02
  5. Step 5: Solve for x
    x = 15,635,132,037.02/193,977.16
  6. Step 6: Final answer
    x = 80,602.95

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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.