Home / 43,836.03-65,671.43-21,623.40

Finding the Fourth Proportional to 43,836.03, 65,671.43 and 21,623.40

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Solution

The fourth proportional to 43,836.03, 65,671.43 and 21,623.40 is: 32,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,836.03 : 65,671.43 = 21,623.40 : x
  2. Step 2: Convert to fraction form
    43,836.03/65,671.43 = 21,623.40/x
  3. Step 3: Cross multiply
    43,836.03x = 65,671.43 × 21,623.40
  4. Step 4: Simplify right side
    43,836.03x = 1,420,039,491.35
  5. Step 5: Solve for x
    x = 1,420,039,491.35/43,836.03
  6. Step 6: Final answer
    x = 32,394.35

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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.