Home / 268,647.18-370,982.07-173,317.74

Finding the Fourth Proportional to 268,647.18, 370,982.07 and 173,317.74

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Solution

The fourth proportional to 268,647.18, 370,982.07 and 173,317.74 is: 239,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,647.18 : 370,982.07 = 173,317.74 : x
  2. Step 2: Convert to fraction form
    268,647.18/370,982.07 = 173,317.74/x
  3. Step 3: Cross multiply
    268,647.18x = 370,982.07 × 173,317.74
  4. Step 4: Simplify right side
    268,647.18x = 64,297,773,952.92
  5. Step 5: Solve for x
    x = 64,297,773,952.92/268,647.18
  6. Step 6: Final answer
    x = 239,339.10

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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.