Home / 108,979.04-163,477.94-30,093.27

Finding the Fourth Proportional to 108,979.04, 163,477.94 and 30,093.27

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Solution

The fourth proportional to 108,979.04, 163,477.94 and 30,093.27 is: 45,142.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,979.04 : 163,477.94 = 30,093.27 : x
  2. Step 2: Convert to fraction form
    108,979.04/163,477.94 = 30,093.27/x
  3. Step 3: Cross multiply
    108,979.04x = 163,477.94 × 30,093.27
  4. Step 4: Simplify right side
    108,979.04x = 4,919,585,637.00
  5. Step 5: Solve for x
    x = 4,919,585,637.00/108,979.04
  6. Step 6: Final answer
    x = 45,142.50

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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.