Home / 40,556.91-60,800.12-19,486.38

Finding the Fourth Proportional to 40,556.91, 60,800.12 and 19,486.38

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Solution

The fourth proportional to 40,556.91, 60,800.12 and 19,486.38 is: 29,212.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,556.91 : 60,800.12 = 19,486.38 : x
  2. Step 2: Convert to fraction form
    40,556.91/60,800.12 = 19,486.38/x
  3. Step 3: Cross multiply
    40,556.91x = 60,800.12 × 19,486.38
  4. Step 4: Simplify right side
    40,556.91x = 1,184,774,242.37
  5. Step 5: Solve for x
    x = 1,184,774,242.37/40,556.91
  6. Step 6: Final answer
    x = 29,212.64

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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.