Home / 53,221.32-73,408.50-43,150.14

Finding the Fourth Proportional to 53,221.32, 73,408.50 and 43,150.14

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Solution

The fourth proportional to 53,221.32, 73,408.50 and 43,150.14 is: 59,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221.32 : 73,408.50 = 43,150.14 : x
  2. Step 2: Convert to fraction form
    53,221.32/73,408.50 = 43,150.14/x
  3. Step 3: Cross multiply
    53,221.32x = 73,408.50 × 43,150.14
  4. Step 4: Simplify right side
    53,221.32x = 3,167,587,052.19
  5. Step 5: Solve for x
    x = 3,167,587,052.19/53,221.32
  6. Step 6: Final answer
    x = 59,517.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.