Home / 51,052.79-76,581.62-15,992.75

Finding the Fourth Proportional to 51,052.79, 76,581.62 and 15,992.75

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Solution

The fourth proportional to 51,052.79, 76,581.62 and 15,992.75 is: 23,989.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,052.79 : 76,581.62 = 15,992.75 : x
  2. Step 2: Convert to fraction form
    51,052.79/76,581.62 = 15,992.75/x
  3. Step 3: Cross multiply
    51,052.79x = 76,581.62 × 15,992.75
  4. Step 4: Simplify right side
    51,052.79x = 1,224,750,703.26
  5. Step 5: Solve for x
    x = 1,224,750,703.26/51,052.79
  6. Step 6: Final answer
    x = 23,989.89

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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.