Home / 178,865.03-246,730.96-111,680.39

Finding the Fourth Proportional to 178,865.03, 246,730.96 and 111,680.39

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Solution

The fourth proportional to 178,865.03, 246,730.96 and 111,680.39 is: 154,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,865.03 : 246,730.96 = 111,680.39 : x
  2. Step 2: Convert to fraction form
    178,865.03/246,730.96 = 111,680.39/x
  3. Step 3: Cross multiply
    178,865.03x = 246,730.96 × 111,680.39
  4. Step 4: Simplify right side
    178,865.03x = 27,555,009,837.87
  5. Step 5: Solve for x
    x = 27,555,009,837.87/178,865.03
  6. Step 6: Final answer
    x = 154,054.76

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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.