Home / 305,262.39-457,805.99-102,836.52

Finding the Fourth Proportional to 305,262.39, 457,805.99 and 102,836.52

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Solution

The fourth proportional to 305,262.39, 457,805.99 and 102,836.52 is: 154,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,262.39 : 457,805.99 = 102,836.52 : x
  2. Step 2: Convert to fraction form
    305,262.39/457,805.99 = 102,836.52/x
  3. Step 3: Cross multiply
    305,262.39x = 457,805.99 × 102,836.52
  4. Step 4: Simplify right side
    305,262.39x = 47,079,174,846.75
  5. Step 5: Solve for x
    x = 47,079,174,846.75/305,262.39
  6. Step 6: Final answer
    x = 154,225.27

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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.