Home / 496,849.58-745,169.88-159,920.36

Finding the Fourth Proportional to 496,849.58, 745,169.88 and 159,920.36

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Solution

The fourth proportional to 496,849.58, 745,169.88 and 159,920.36 is: 239,846.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,849.58 : 745,169.88 = 159,920.36 : x
  2. Step 2: Convert to fraction form
    496,849.58/745,169.88 = 159,920.36/x
  3. Step 3: Cross multiply
    496,849.58x = 745,169.88 × 159,920.36
  4. Step 4: Simplify right side
    496,849.58x = 119,167,835,470.76
  5. Step 5: Solve for x
    x = 119,167,835,470.76/496,849.58
  6. Step 6: Final answer
    x = 239,846.91

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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.