Home / 226,413.38-312,453.34-124,449.96

Finding the Fourth Proportional to 226,413.38, 312,453.34 and 124,449.96

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Solution

The fourth proportional to 226,413.38, 312,453.34 and 124,449.96 is: 171,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,413.38 : 312,453.34 = 124,449.96 : x
  2. Step 2: Convert to fraction form
    226,413.38/312,453.34 = 124,449.96/x
  3. Step 3: Cross multiply
    226,413.38x = 312,453.34 × 124,449.96
  4. Step 4: Simplify right side
    226,413.38x = 38,884,805,664.87
  5. Step 5: Solve for x
    x = 38,884,805,664.87/226,413.38
  6. Step 6: Final answer
    x = 171,742.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.