Home / 152,844.60-229,266.90-103,078.20

Finding the Fourth Proportional to 152,844.60, 229,266.90 and 103,078.20

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Solution

The fourth proportional to 152,844.60, 229,266.90 and 103,078.20 is: 154,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,844.60 : 229,266.90 = 103,078.20 : x
  2. Step 2: Convert to fraction form
    152,844.60/229,266.90 = 103,078.20/x
  3. Step 3: Cross multiply
    152,844.60x = 229,266.90 × 103,078.20
  4. Step 4: Simplify right side
    152,844.60x = 23,632,419,371.58
  5. Step 5: Solve for x
    x = 23,632,419,371.58/152,844.60
  6. Step 6: Final answer
    x = 154,617.30

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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.