Home / 37,450.88-56,146.56-20,816.64

Finding the Fourth Proportional to 37,450.88, 56,146.56 and 20,816.64

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Solution

The fourth proportional to 37,450.88, 56,146.56 and 20,816.64 is: 31,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,450.88 : 56,146.56 = 20,816.64 : x
  2. Step 2: Convert to fraction form
    37,450.88/56,146.56 = 20,816.64/x
  3. Step 3: Cross multiply
    37,450.88x = 56,146.56 × 20,816.64
  4. Step 4: Simplify right side
    37,450.88x = 1,168,782,726.76
  5. Step 5: Solve for x
    x = 1,168,782,726.76/37,450.88
  6. Step 6: Final answer
    x = 31,208.42

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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.