Home / 268,823.40-370,821.78-168,046.44

Finding the Fourth Proportional to 268,823.40, 370,821.78 and 168,046.44

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Solution

The fourth proportional to 268,823.40, 370,821.78 and 168,046.44 is: 231,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,823.40 : 370,821.78 = 168,046.44 : x
  2. Step 2: Convert to fraction form
    268,823.40/370,821.78 = 168,046.44/x
  3. Step 3: Cross multiply
    268,823.40x = 370,821.78 × 168,046.44
  4. Step 4: Simplify right side
    268,823.40x = 62,315,280,003.46
  5. Step 5: Solve for x
    x = 62,315,280,003.46/268,823.40
  6. Step 6: Final answer
    x = 231,807.50

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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.