Home / 43,442.98-65,171.90-18,483.23

Finding the Fourth Proportional to 43,442.98, 65,171.90 and 18,483.23

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Solution

The fourth proportional to 43,442.98, 65,171.90 and 18,483.23 is: 27,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,442.98 : 65,171.90 = 18,483.23 : x
  2. Step 2: Convert to fraction form
    43,442.98/65,171.90 = 18,483.23/x
  3. Step 3: Cross multiply
    43,442.98x = 65,171.90 × 18,483.23
  4. Step 4: Simplify right side
    43,442.98x = 1,204,587,426.37
  5. Step 5: Solve for x
    x = 1,204,587,426.37/43,442.98
  6. Step 6: Final answer
    x = 27,728.01

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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.