Home / 40,149.76-55,413.60-23,150.92

Finding the Fourth Proportional to 40,149.76, 55,413.60 and 23,150.92

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Solution

The fourth proportional to 40,149.76, 55,413.60 and 23,150.92 is: 31,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,149.76 : 55,413.60 = 23,150.92 : x
  2. Step 2: Convert to fraction form
    40,149.76/55,413.60 = 23,150.92/x
  3. Step 3: Cross multiply
    40,149.76x = 55,413.60 × 23,150.92
  4. Step 4: Simplify right side
    40,149.76x = 1,282,875,820.51
  5. Step 5: Solve for x
    x = 1,282,875,820.51/40,149.76
  6. Step 6: Final answer
    x = 31,952.27

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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.