Home / 37,696.75-52,029.20-21,779.03

Finding the Fourth Proportional to 37,696.75, 52,029.20 and 21,779.03

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Solution

The fourth proportional to 37,696.75, 52,029.20 and 21,779.03 is: 30,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,696.75 : 52,029.20 = 21,779.03 : x
  2. Step 2: Convert to fraction form
    37,696.75/52,029.20 = 21,779.03/x
  3. Step 3: Cross multiply
    37,696.75x = 52,029.20 × 21,779.03
  4. Step 4: Simplify right side
    37,696.75x = 1,133,145,692.20
  5. Step 5: Solve for x
    x = 1,133,145,692.20/37,696.75
  6. Step 6: Final answer
    x = 30,059.51

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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.