Home / 54,516.44-75,221.65-31,851.05

Finding the Fourth Proportional to 54,516.44, 75,221.65 and 31,851.05

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Solution

The fourth proportional to 54,516.44, 75,221.65 and 31,851.05 is: 43,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,516.44 : 75,221.65 = 31,851.05 : x
  2. Step 2: Convert to fraction form
    54,516.44/75,221.65 = 31,851.05/x
  3. Step 3: Cross multiply
    54,516.44x = 75,221.65 × 31,851.05
  4. Step 4: Simplify right side
    54,516.44x = 2,395,888,426.81
  5. Step 5: Solve for x
    x = 2,395,888,426.81/54,516.44
  6. Step 6: Final answer
    x = 43,948.00

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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.