Home / 37,760.63-52,110.77-20,763.99

Finding the Fourth Proportional to 37,760.63, 52,110.77 and 20,763.99

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Solution

The fourth proportional to 37,760.63, 52,110.77 and 20,763.99 is: 28,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,760.63 : 52,110.77 = 20,763.99 : x
  2. Step 2: Convert to fraction form
    37,760.63/52,110.77 = 20,763.99/x
  3. Step 3: Cross multiply
    37,760.63x = 52,110.77 × 20,763.99
  4. Step 4: Simplify right side
    37,760.63x = 1,082,027,403.35
  5. Step 5: Solve for x
    x = 1,082,027,403.35/37,760.63
  6. Step 6: Final answer
    x = 28,654.91

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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.