Home / 148,789.36-223,216.88-48,980.24

Finding the Fourth Proportional to 148,789.36, 223,216.88 and 48,980.24

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Solution

The fourth proportional to 148,789.36, 223,216.88 and 48,980.24 is: 73,481.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,789.36 : 223,216.88 = 48,980.24 : x
  2. Step 2: Convert to fraction form
    148,789.36/223,216.88 = 48,980.24/x
  3. Step 3: Cross multiply
    148,789.36x = 223,216.88 × 48,980.24
  4. Step 4: Simplify right side
    148,789.36x = 10,933,216,354.45
  5. Step 5: Solve for x
    x = 10,933,216,354.45/148,789.36
  6. Step 6: Final answer
    x = 73,481.17

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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.