Home / 37,120.88-55,654.86-17,388.67

Finding the Fourth Proportional to 37,120.88, 55,654.86 and 17,388.67

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Solution

The fourth proportional to 37,120.88, 55,654.86 and 17,388.67 is: 26,070.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,120.88 : 55,654.86 = 17,388.67 : x
  2. Step 2: Convert to fraction form
    37,120.88/55,654.86 = 17,388.67/x
  3. Step 3: Cross multiply
    37,120.88x = 55,654.86 × 17,388.67
  4. Step 4: Simplify right side
    37,120.88x = 967,763,994.44
  5. Step 5: Solve for x
    x = 967,763,994.44/37,120.88
  6. Step 6: Final answer
    x = 26,070.61

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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.