Home / 26,749.13-40,124.71-7,029.68

Finding the Fourth Proportional to 26,749.13, 40,124.71 and 7,029.68

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Solution

The fourth proportional to 26,749.13, 40,124.71 and 7,029.68 is: 10,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.13 : 40,124.71 = 7,029.68 : x
  2. Step 2: Convert to fraction form
    26,749.13/40,124.71 = 7,029.68/x
  3. Step 3: Cross multiply
    26,749.13x = 40,124.71 × 7,029.68
  4. Step 4: Simplify right side
    26,749.13x = 282,063,871.39
  5. Step 5: Solve for x
    x = 282,063,871.39/26,749.13
  6. Step 6: Final answer
    x = 10,544.79

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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.