Home / 51,017.76-76,556.88-27,643.68

Finding the Fourth Proportional to 51,017.76, 76,556.88 and 27,643.68

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Solution

The fourth proportional to 51,017.76, 76,556.88 and 27,643.68 is: 41,481.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,017.76 : 76,556.88 = 27,643.68 : x
  2. Step 2: Convert to fraction form
    51,017.76/76,556.88 = 27,643.68/x
  3. Step 3: Cross multiply
    51,017.76x = 76,556.88 × 27,643.68
  4. Step 4: Simplify right side
    51,017.76x = 2,116,313,892.52
  5. Step 5: Solve for x
    x = 2,116,313,892.52/51,017.76
  6. Step 6: Final answer
    x = 41,481.91

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1.5x scale

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.