Home / 37,777.58-52,134.04-20,782.26

Finding the Fourth Proportional to 37,777.58, 52,134.04 and 20,782.26

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Solution

The fourth proportional to 37,777.58, 52,134.04 and 20,782.26 is: 28,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,777.58 : 52,134.04 = 20,782.26 : x
  2. Step 2: Convert to fraction form
    37,777.58/52,134.04 = 20,782.26/x
  3. Step 3: Cross multiply
    37,777.58x = 52,134.04 × 20,782.26
  4. Step 4: Simplify right side
    37,777.58x = 1,083,463,174.13
  5. Step 5: Solve for x
    x = 1,083,463,174.13/37,777.58
  6. Step 6: Final answer
    x = 28,680.06

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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.