Home / 148,900.88-223,352.64-43,721.60

Finding the Fourth Proportional to 148,900.88, 223,352.64 and 43,721.60

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Solution

The fourth proportional to 148,900.88, 223,352.64 and 43,721.60 is: 65,582.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,900.88 : 223,352.64 = 43,721.60 : x
  2. Step 2: Convert to fraction form
    148,900.88/223,352.64 = 43,721.60/x
  3. Step 3: Cross multiply
    148,900.88x = 223,352.64 × 43,721.60
  4. Step 4: Simplify right side
    148,900.88x = 9,765,334,785.02
  5. Step 5: Solve for x
    x = 9,765,334,785.02/148,900.88
  6. Step 6: Final answer
    x = 65,582.79

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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.