Home / 193,270.17-289,666.64-140,144.51

Finding the Fourth Proportional to 193,270.17, 289,666.64 and 140,144.51

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Solution

The fourth proportional to 193,270.17, 289,666.64 and 140,144.51 is: 210,043.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,270.17 : 289,666.64 = 140,144.51 : x
  2. Step 2: Convert to fraction form
    193,270.17/289,666.64 = 140,144.51/x
  3. Step 3: Cross multiply
    193,270.17x = 289,666.64 × 140,144.51
  4. Step 4: Simplify right side
    193,270.17x = 40,595,187,177.09
  5. Step 5: Solve for x
    x = 40,595,187,177.09/193,270.17
  6. Step 6: Final answer
    x = 210,043.73

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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.