Home / 137,007.52-205,517.04-43,526.56

Finding the Fourth Proportional to 137,007.52, 205,517.04 and 43,526.56

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Solution

The fourth proportional to 137,007.52, 205,517.04 and 43,526.56 is: 65,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,007.52 : 205,517.04 = 43,526.56 : x
  2. Step 2: Convert to fraction form
    137,007.52/205,517.04 = 43,526.56/x
  3. Step 3: Cross multiply
    137,007.52x = 205,517.04 × 43,526.56
  4. Step 4: Simplify right side
    137,007.52x = 8,945,449,772.58
  5. Step 5: Solve for x
    x = 8,945,449,772.58/137,007.52
  6. Step 6: Final answer
    x = 65,291.67

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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.