Home / 54,072.36-74,655.05-48,397.37

Finding the Fourth Proportional to 54,072.36, 74,655.05 and 48,397.37

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Solution

The fourth proportional to 54,072.36, 74,655.05 and 48,397.37 is: 66,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,072.36 : 74,655.05 = 48,397.37 : x
  2. Step 2: Convert to fraction form
    54,072.36/74,655.05 = 48,397.37/x
  3. Step 3: Cross multiply
    54,072.36x = 74,655.05 × 48,397.37
  4. Step 4: Simplify right side
    54,072.36x = 3,613,107,461.96
  5. Step 5: Solve for x
    x = 3,613,107,461.96/54,072.36
  6. Step 6: Final answer
    x = 66,819.86

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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.