Home / 108,979.06-163,494.93-37,891.42

Finding the Fourth Proportional to 108,979.06, 163,494.93 and 37,891.42

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Solution

The fourth proportional to 108,979.06, 163,494.93 and 37,891.42 is: 56,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,979.06 : 163,494.93 = 37,891.42 : x
  2. Step 2: Convert to fraction form
    108,979.06/163,494.93 = 37,891.42/x
  3. Step 3: Cross multiply
    108,979.06x = 163,494.93 × 37,891.42
  4. Step 4: Simplify right side
    108,979.06x = 6,195,055,060.50
  5. Step 5: Solve for x
    x = 6,195,055,060.50/108,979.06
  6. Step 6: Final answer
    x = 56,846.29

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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.