Home / 108,949.10-163,433.07-30,063.33

Finding the Fourth Proportional to 108,949.10, 163,433.07 and 30,063.33

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Solution

The fourth proportional to 108,949.10, 163,433.07 and 30,063.33 is: 45,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,949.10 : 163,433.07 = 30,063.33 : x
  2. Step 2: Convert to fraction form
    108,949.10/163,433.07 = 30,063.33/x
  3. Step 3: Cross multiply
    108,949.10x = 163,433.07 × 30,063.33
  4. Step 4: Simplify right side
    108,949.10x = 4,913,342,316.32
  5. Step 5: Solve for x
    x = 4,913,342,316.32/108,949.10
  6. Step 6: Final answer
    x = 45,097.59

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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.