Home / 112,021.09-168,031.23-52,824.67

Finding the Fourth Proportional to 112,021.09, 168,031.23 and 52,824.67

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Solution

The fourth proportional to 112,021.09, 168,031.23 and 52,824.67 is: 79,236.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,021.09 : 168,031.23 = 52,824.67 : x
  2. Step 2: Convert to fraction form
    112,021.09/168,031.23 = 52,824.67/x
  3. Step 3: Cross multiply
    112,021.09x = 168,031.23 × 52,824.67
  4. Step 4: Simplify right side
    112,021.09x = 8,876,194,274.44
  5. Step 5: Solve for x
    x = 8,876,194,274.44/112,021.09
  6. Step 6: Final answer
    x = 79,236.81

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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.