Home / 43,719.84-65,583.84-17,418.48

Finding the Fourth Proportional to 43,719.84, 65,583.84 and 17,418.48

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Solution

The fourth proportional to 43,719.84, 65,583.84 and 17,418.48 is: 26,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,719.84 : 65,583.84 = 17,418.48 : x
  2. Step 2: Convert to fraction form
    43,719.84/65,583.84 = 17,418.48/x
  3. Step 3: Cross multiply
    43,719.84x = 65,583.84 × 17,418.48
  4. Step 4: Simplify right side
    43,719.84x = 1,142,370,805.36
  5. Step 5: Solve for x
    x = 1,142,370,805.36/43,719.84
  6. Step 6: Final answer
    x = 26,129.35

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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.