Home / 48,845.80-73,268.70-42,164.20

Finding the Fourth Proportional to 48,845.80, 73,268.70 and 42,164.20

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Solution

The fourth proportional to 48,845.80, 73,268.70 and 42,164.20 is: 63,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,845.80 : 73,268.70 = 42,164.20 : x
  2. Step 2: Convert to fraction form
    48,845.80/73,268.70 = 42,164.20/x
  3. Step 3: Cross multiply
    48,845.80x = 73,268.70 × 42,164.20
  4. Step 4: Simplify right side
    48,845.80x = 3,089,316,120.54
  5. Step 5: Solve for x
    x = 3,089,316,120.54/48,845.80
  6. Step 6: Final answer
    x = 63,246.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.