Home / 37,546.06-51,812.85-20,779.06

Finding the Fourth Proportional to 37,546.06, 51,812.85 and 20,779.06

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Solution

The fourth proportional to 37,546.06, 51,812.85 and 20,779.06 is: 28,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,546.06 : 51,812.85 = 20,779.06 : x
  2. Step 2: Convert to fraction form
    37,546.06/51,812.85 = 20,779.06/x
  3. Step 3: Cross multiply
    37,546.06x = 51,812.85 × 20,779.06
  4. Step 4: Simplify right side
    37,546.06x = 1,076,622,318.92
  5. Step 5: Solve for x
    x = 1,076,622,318.92/37,546.06
  6. Step 6: Final answer
    x = 28,674.71

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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.