Home / 45,339.93-68,021.42-26,635.79

Finding the Fourth Proportional to 45,339.93, 68,021.42 and 26,635.79

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Solution

The fourth proportional to 45,339.93, 68,021.42 and 26,635.79 is: 39,960.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,339.93 : 68,021.42 = 26,635.79 : x
  2. Step 2: Convert to fraction form
    45,339.93/68,021.42 = 26,635.79/x
  3. Step 3: Cross multiply
    45,339.93x = 68,021.42 × 26,635.79
  4. Step 4: Simplify right side
    45,339.93x = 1,811,804,258.62
  5. Step 5: Solve for x
    x = 1,811,804,258.62/45,339.93
  6. Step 6: Final answer
    x = 39,960.46

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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.