Home / 37,172.51-51,296.68-20,176.39

Finding the Fourth Proportional to 37,172.51, 51,296.68 and 20,176.39

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Solution

The fourth proportional to 37,172.51, 51,296.68 and 20,176.39 is: 27,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,172.51 : 51,296.68 = 20,176.39 : x
  2. Step 2: Convert to fraction form
    37,172.51/51,296.68 = 20,176.39/x
  3. Step 3: Cross multiply
    37,172.51x = 51,296.68 × 20,176.39
  4. Step 4: Simplify right side
    37,172.51x = 1,034,981,821.39
  5. Step 5: Solve for x
    x = 1,034,981,821.39/37,172.51
  6. Step 6: Final answer
    x = 27,842.67

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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.