Home / 43,605.60-65,408.40-41,013.60

Finding the Fourth Proportional to 43,605.60, 65,408.40 and 41,013.60

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Solution

The fourth proportional to 43,605.60, 65,408.40 and 41,013.60 is: 61,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,605.60 : 65,408.40 = 41,013.60 : x
  2. Step 2: Convert to fraction form
    43,605.60/65,408.40 = 41,013.60/x
  3. Step 3: Cross multiply
    43,605.60x = 65,408.40 × 41,013.60
  4. Step 4: Simplify right side
    43,605.60x = 2,682,633,954.24
  5. Step 5: Solve for x
    x = 2,682,633,954.24/43,605.60
  6. Step 6: Final answer
    x = 61,520.40

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1.5x scale

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.