Home / 148,858.90-223,288.35-109,201.30

Finding the Fourth Proportional to 148,858.90, 223,288.35 and 109,201.30

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Solution

The fourth proportional to 148,858.90, 223,288.35 and 109,201.30 is: 163,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,858.90 : 223,288.35 = 109,201.30 : x
  2. Step 2: Convert to fraction form
    148,858.90/223,288.35 = 109,201.30/x
  3. Step 3: Cross multiply
    148,858.90x = 223,288.35 × 109,201.30
  4. Step 4: Simplify right side
    148,858.90x = 24,383,378,094.86
  5. Step 5: Solve for x
    x = 24,383,378,094.86/148,858.90
  6. Step 6: Final answer
    x = 163,801.95

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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.