Home / 40,330.92-55,513.44-29,556.84

Finding the Fourth Proportional to 40,330.92, 55,513.44 and 29,556.84

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Solution

The fourth proportional to 40,330.92, 55,513.44 and 29,556.84 is: 40,683.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,330.92 : 55,513.44 = 29,556.84 : x
  2. Step 2: Convert to fraction form
    40,330.92/55,513.44 = 29,556.84/x
  3. Step 3: Cross multiply
    40,330.92x = 55,513.44 × 29,556.84
  4. Step 4: Simplify right side
    40,330.92x = 1,640,801,863.93
  5. Step 5: Solve for x
    x = 1,640,801,863.93/40,330.92
  6. Step 6: Final answer
    x = 40,683.47

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1.5x scale

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.