Home / 39,841.78-59,748.73-11,754.37

Finding the Fourth Proportional to 39,841.78, 59,748.73 and 11,754.37

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Solution

The fourth proportional to 39,841.78, 59,748.73 and 11,754.37 is: 17,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841.78 : 59,748.73 = 11,754.37 : x
  2. Step 2: Convert to fraction form
    39,841.78/59,748.73 = 11,754.37/x
  3. Step 3: Cross multiply
    39,841.78x = 59,748.73 × 11,754.37
  4. Step 4: Simplify right side
    39,841.78x = 702,308,679.45
  5. Step 5: Solve for x
    x = 702,308,679.45/39,841.78
  6. Step 6: Final answer
    x = 17,627.44

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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.