Home / 245,923.28-368,848.20-68,411.96

Finding the Fourth Proportional to 245,923.28, 368,848.20 and 68,411.96

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Solution

The fourth proportional to 245,923.28, 368,848.20 and 68,411.96 is: 102,607.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,923.28 : 368,848.20 = 68,411.96 : x
  2. Step 2: Convert to fraction form
    245,923.28/368,848.20 = 68,411.96/x
  3. Step 3: Cross multiply
    245,923.28x = 368,848.20 × 68,411.96
  4. Step 4: Simplify right side
    245,923.28x = 25,233,628,304.47
  5. Step 5: Solve for x
    x = 25,233,628,304.47/245,923.28
  6. Step 6: Final answer
    x = 102,607.73

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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.