Home / 25,401.96-38,106.54-7,873.26

Finding the Fourth Proportional to 25,401.96, 38,106.54 and 7,873.26

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Solution

The fourth proportional to 25,401.96, 38,106.54 and 7,873.26 is: 11,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,401.96 : 38,106.54 = 7,873.26 : x
  2. Step 2: Convert to fraction form
    25,401.96/38,106.54 = 7,873.26/x
  3. Step 3: Cross multiply
    25,401.96x = 38,106.54 × 7,873.26
  4. Step 4: Simplify right side
    25,401.96x = 300,022,697.12
  5. Step 5: Solve for x
    x = 300,022,697.12/25,401.96
  6. Step 6: Final answer
    x = 11,811.01

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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.