Home / 49,030.14-73,576.30-20,950.40

Finding the Fourth Proportional to 49,030.14, 73,576.30 and 20,950.40

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Solution

The fourth proportional to 49,030.14, 73,576.30 and 20,950.40 is: 31,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,030.14 : 73,576.30 = 20,950.40 : x
  2. Step 2: Convert to fraction form
    49,030.14/73,576.30 = 20,950.40/x
  3. Step 3: Cross multiply
    49,030.14x = 73,576.30 × 20,950.40
  4. Step 4: Simplify right side
    49,030.14x = 1,541,452,672.50
  5. Step 5: Solve for x
    x = 1,541,452,672.50/49,030.14
  6. Step 6: Final answer
    x = 31,438.88

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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.