Home / 60,507.27-83,413.47-40,356.80

Finding the Fourth Proportional to 60,507.27, 83,413.47 and 40,356.80

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Solution

The fourth proportional to 60,507.27, 83,413.47 and 40,356.80 is: 55,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,507.27 : 83,413.47 = 40,356.80 : x
  2. Step 2: Convert to fraction form
    60,507.27/83,413.47 = 40,356.80/x
  3. Step 3: Cross multiply
    60,507.27x = 83,413.47 × 40,356.80
  4. Step 4: Simplify right side
    60,507.27x = 3,366,300,309.03
  5. Step 5: Solve for x
    x = 3,366,300,309.03/60,507.27
  6. Step 6: Final answer
    x = 55,634.64

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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.