Home / 223,886.04-335,556.90-105,418.68

Finding the Fourth Proportional to 223,886.04, 335,556.90 and 105,418.68

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Solution

The fourth proportional to 223,886.04, 335,556.90 and 105,418.68 is: 157,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,886.04 : 335,556.90 = 105,418.68 : x
  2. Step 2: Convert to fraction form
    223,886.04/335,556.90 = 105,418.68/x
  3. Step 3: Cross multiply
    223,886.04x = 335,556.90 × 105,418.68
  4. Step 4: Simplify right side
    223,886.04x = 35,373,965,462.89
  5. Step 5: Solve for x
    x = 35,373,965,462.89/223,886.04
  6. Step 6: Final answer
    x = 157,999.87

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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.