Home / 193,136.04-289,712.70-52,891.56

Finding the Fourth Proportional to 193,136.04, 289,712.70 and 52,891.56

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Solution

The fourth proportional to 193,136.04, 289,712.70 and 52,891.56 is: 79,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,136.04 : 289,712.70 = 52,891.56 : x
  2. Step 2: Convert to fraction form
    193,136.04/289,712.70 = 52,891.56/x
  3. Step 3: Cross multiply
    193,136.04x = 289,712.70 × 52,891.56
  4. Step 4: Simplify right side
    193,136.04x = 15,323,356,654.81
  5. Step 5: Solve for x
    x = 15,323,356,654.81/193,136.04
  6. Step 6: Final answer
    x = 79,339.71

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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.