Home / 193,945.68-290,885.56-53,671.52

Finding the Fourth Proportional to 193,945.68, 290,885.56 and 53,671.52

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Solution

The fourth proportional to 193,945.68, 290,885.56 and 53,671.52 is: 80,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,945.68 : 290,885.56 = 53,671.52 : x
  2. Step 2: Convert to fraction form
    193,945.68/290,885.56 = 53,671.52/x
  3. Step 3: Cross multiply
    193,945.68x = 290,885.56 × 53,671.52
  4. Step 4: Simplify right side
    193,945.68x = 15,612,270,151.25
  5. Step 5: Solve for x
    x = 15,612,270,151.25/193,945.68
  6. Step 6: Final answer
    x = 80,498.16

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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.