Home / 317,231.48-437,786.25-173,991.17

Finding the Fourth Proportional to 317,231.48, 437,786.25 and 173,991.17

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Solution

The fourth proportional to 317,231.48, 437,786.25 and 173,991.17 is: 240,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,231.48 : 437,786.25 = 173,991.17 : x
  2. Step 2: Convert to fraction form
    317,231.48/437,786.25 = 173,991.17/x
  3. Step 3: Cross multiply
    317,231.48x = 437,786.25 × 173,991.17
  4. Step 4: Simplify right side
    317,231.48x = 76,170,941,847.41
  5. Step 5: Solve for x
    x = 76,170,941,847.41/317,231.48
  6. Step 6: Final answer
    x = 240,111.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.