Home / 29,729.40-41,054.34-19,137.42

Finding the Fourth Proportional to 29,729.40, 41,054.34 and 19,137.42

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Solution

The fourth proportional to 29,729.40, 41,054.34 and 19,137.42 is: 26,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,729.40 : 41,054.34 = 19,137.42 : x
  2. Step 2: Convert to fraction form
    29,729.40/41,054.34 = 19,137.42/x
  3. Step 3: Cross multiply
    29,729.40x = 41,054.34 × 19,137.42
  4. Step 4: Simplify right side
    29,729.40x = 785,674,147.40
  5. Step 5: Solve for x
    x = 785,674,147.40/29,729.40
  6. Step 6: Final answer
    x = 26,427.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.