Home / 193,128.04-289,700.70-52,883.56

Finding the Fourth Proportional to 193,128.04, 289,700.70 and 52,883.56

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Solution

The fourth proportional to 193,128.04, 289,700.70 and 52,883.56 is: 79,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,128.04 : 289,700.70 = 52,883.56 : x
  2. Step 2: Convert to fraction form
    193,128.04/289,700.70 = 52,883.56/x
  3. Step 3: Cross multiply
    193,128.04x = 289,700.70 × 52,883.56
  4. Step 4: Simplify right side
    193,128.04x = 15,320,404,350.49
  5. Step 5: Solve for x
    x = 15,320,404,350.49/193,128.04
  6. Step 6: Final answer
    x = 79,327.71

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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.