Home / 97,857.75-146,786.63-23,985.75

Finding the Fourth Proportional to 97,857.75, 146,786.63 and 23,985.75

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Solution

The fourth proportional to 97,857.75, 146,786.63 and 23,985.75 is: 35,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,857.75 : 146,786.63 = 23,985.75 : x
  2. Step 2: Convert to fraction form
    97,857.75/146,786.63 = 23,985.75/x
  3. Step 3: Cross multiply
    97,857.75x = 146,786.63 × 23,985.75
  4. Step 4: Simplify right side
    97,857.75x = 3,520,787,410.52
  5. Step 5: Solve for x
    x = 3,520,787,410.52/97,857.75
  6. Step 6: Final answer
    x = 35,978.63

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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.