Home / 29,990.14-44,890.87-20,575.10

Finding the Fourth Proportional to 29,990.14, 44,890.87 and 20,575.10

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Solution

The fourth proportional to 29,990.14, 44,890.87 and 20,575.10 is: 30,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.14 : 44,890.87 = 20,575.10 : x
  2. Step 2: Convert to fraction form
    29,990.14/44,890.87 = 20,575.10/x
  3. Step 3: Cross multiply
    29,990.14x = 44,890.87 × 20,575.10
  4. Step 4: Simplify right side
    29,990.14x = 923,634,200.13
  5. Step 5: Solve for x
    x = 923,634,200.13/29,990.14
  6. Step 6: Final answer
    x = 30,797.93

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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.