Home / 54,679.60-75,442.11-35,587.47

Finding the Fourth Proportional to 54,679.60, 75,442.11 and 35,587.47

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Solution

The fourth proportional to 54,679.60, 75,442.11 and 35,587.47 is: 49,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,679.60 : 75,442.11 = 35,587.47 : x
  2. Step 2: Convert to fraction form
    54,679.60/75,442.11 = 35,587.47/x
  3. Step 3: Cross multiply
    54,679.60x = 75,442.11 × 35,587.47
  4. Step 4: Simplify right side
    54,679.60x = 2,684,793,826.36
  5. Step 5: Solve for x
    x = 2,684,793,826.36/54,679.60
  6. Step 6: Final answer
    x = 49,100.47

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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.