Home / 43,420.36-65,078.46-22,370.44

Finding the Fourth Proportional to 43,420.36, 65,078.46 and 22,370.44

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Solution

The fourth proportional to 43,420.36, 65,078.46 and 22,370.44 is: 33,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,420.36 : 65,078.46 = 22,370.44 : x
  2. Step 2: Convert to fraction form
    43,420.36/65,078.46 = 22,370.44/x
  3. Step 3: Cross multiply
    43,420.36x = 65,078.46 × 22,370.44
  4. Step 4: Simplify right side
    43,420.36x = 1,455,833,784.72
  5. Step 5: Solve for x
    x = 1,455,833,784.72/43,420.36
  6. Step 6: Final answer
    x = 33,528.83

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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.