Home / 54,073.22-74,656.11-48,398.10

Finding the Fourth Proportional to 54,073.22, 74,656.11 and 48,398.10

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Solution

The fourth proportional to 54,073.22, 74,656.11 and 48,398.10 is: 66,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,073.22 : 74,656.11 = 48,398.10 : x
  2. Step 2: Convert to fraction form
    54,073.22/74,656.11 = 48,398.10/x
  3. Step 3: Cross multiply
    54,073.22x = 74,656.11 × 48,398.10
  4. Step 4: Simplify right side
    54,073.22x = 3,613,213,877.39
  5. Step 5: Solve for x
    x = 3,613,213,877.39/54,073.22
  6. Step 6: Final answer
    x = 66,820.77

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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.