Home / 37,086.44-51,178.02-20,320.04

Finding the Fourth Proportional to 37,086.44, 51,178.02 and 20,320.04

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Solution

The fourth proportional to 37,086.44, 51,178.02 and 20,320.04 is: 28,040.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,086.44 : 51,178.02 = 20,320.04 : x
  2. Step 2: Convert to fraction form
    37,086.44/51,178.02 = 20,320.04/x
  3. Step 3: Cross multiply
    37,086.44x = 51,178.02 × 20,320.04
  4. Step 4: Simplify right side
    37,086.44x = 1,039,939,413.52
  5. Step 5: Solve for x
    x = 1,039,939,413.52/37,086.44
  6. Step 6: Final answer
    x = 28,040.96

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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.