Home / 253,186.07-379,816.79-93,249.69

Finding the Fourth Proportional to 253,186.07, 379,816.79 and 93,249.69

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Solution

The fourth proportional to 253,186.07, 379,816.79 and 93,249.69 is: 139,888.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,186.07 : 379,816.79 = 93,249.69 : x
  2. Step 2: Convert to fraction form
    253,186.07/379,816.79 = 93,249.69/x
  3. Step 3: Cross multiply
    253,186.07x = 379,816.79 × 93,249.69
  4. Step 4: Simplify right side
    253,186.07x = 35,417,797,458.05
  5. Step 5: Solve for x
    x = 35,417,797,458.05/253,186.07
  6. Step 6: Final answer
    x = 139,888.42

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1.5x scale

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.