Home / 37,110.05-51,213.93-21,199.67

Finding the Fourth Proportional to 37,110.05, 51,213.93 and 21,199.67

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Solution

The fourth proportional to 37,110.05, 51,213.93 and 21,199.67 is: 29,256.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,110.05 : 51,213.93 = 21,199.67 : x
  2. Step 2: Convert to fraction form
    37,110.05/51,213.93 = 21,199.67/x
  3. Step 3: Cross multiply
    37,110.05x = 51,213.93 × 21,199.67
  4. Step 4: Simplify right side
    37,110.05x = 1,085,718,415.40
  5. Step 5: Solve for x
    x = 1,085,718,415.40/37,110.05
  6. Step 6: Final answer
    x = 29,256.72

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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.