Home / 54,397.60-81,644.40-32,183.20

Finding the Fourth Proportional to 54,397.60, 81,644.40 and 32,183.20

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Solution

The fourth proportional to 54,397.60, 81,644.40 and 32,183.20 is: 48,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,397.60 : 81,644.40 = 32,183.20 : x
  2. Step 2: Convert to fraction form
    54,397.60/81,644.40 = 32,183.20/x
  3. Step 3: Cross multiply
    54,397.60x = 81,644.40 × 32,183.20
  4. Step 4: Simplify right side
    54,397.60x = 2,627,578,054.08
  5. Step 5: Solve for x
    x = 2,627,578,054.08/54,397.60
  6. Step 6: Final answer
    x = 48,303.20

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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.