Home / 110,415.10-165,625.35-40,294.39

Finding the Fourth Proportional to 110,415.10, 165,625.35 and 40,294.39

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Solution

The fourth proportional to 110,415.10, 165,625.35 and 40,294.39 is: 60,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,415.10 : 165,625.35 = 40,294.39 : x
  2. Step 2: Convert to fraction form
    110,415.10/165,625.35 = 40,294.39/x
  3. Step 3: Cross multiply
    110,415.10x = 165,625.35 × 40,294.39
  4. Step 4: Simplify right side
    110,415.10x = 6,673,772,446.79
  5. Step 5: Solve for x
    x = 6,673,772,446.79/110,415.10
  6. Step 6: Final answer
    x = 60,442.57

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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.