Home / 137,741.93-206,657.54-67,572.03

Finding the Fourth Proportional to 137,741.93, 206,657.54 and 67,572.03

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Solution

The fourth proportional to 137,741.93, 206,657.54 and 67,572.03 is: 101,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,741.93 : 206,657.54 = 67,572.03 : x
  2. Step 2: Convert to fraction form
    137,741.93/206,657.54 = 67,572.03/x
  3. Step 3: Cross multiply
    137,741.93x = 206,657.54 × 67,572.03
  4. Step 4: Simplify right side
    137,741.93x = 13,964,269,661.54
  5. Step 5: Solve for x
    x = 13,964,269,661.54/137,741.93
  6. Step 6: Final answer
    x = 101,379.95

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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.