Home / 45,615.68-68,425.44-14,450.24

Finding the Fourth Proportional to 45,615.68, 68,425.44 and 14,450.24

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Solution

The fourth proportional to 45,615.68, 68,425.44 and 14,450.24 is: 21,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,615.68 : 68,425.44 = 14,450.24 : x
  2. Step 2: Convert to fraction form
    45,615.68/68,425.44 = 14,450.24/x
  3. Step 3: Cross multiply
    45,615.68x = 68,425.44 × 14,450.24
  4. Step 4: Simplify right side
    45,615.68x = 988,764,030.11
  5. Step 5: Solve for x
    x = 988,764,030.11/45,615.68
  6. Step 6: Final answer
    x = 21,675.97

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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.