Home / 193,187.97-289,750.86-52,913.79

Finding the Fourth Proportional to 193,187.97, 289,750.86 and 52,913.79

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Solution

The fourth proportional to 193,187.97, 289,750.86 and 52,913.79 is: 79,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,187.97 : 289,750.86 = 52,913.79 : x
  2. Step 2: Convert to fraction form
    193,187.97/289,750.86 = 52,913.79/x
  3. Step 3: Cross multiply
    193,187.97x = 289,750.86 × 52,913.79
  4. Step 4: Simplify right side
    193,187.97x = 15,331,816,158.36
  5. Step 5: Solve for x
    x = 15,331,816,158.36/193,187.97
  6. Step 6: Final answer
    x = 79,362.17

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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.