Home / 115,629.40-173,444.10-32,512.60

Finding the Fourth Proportional to 115,629.40, 173,444.10 and 32,512.60

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Solution

The fourth proportional to 115,629.40, 173,444.10 and 32,512.60 is: 48,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,629.40 : 173,444.10 = 32,512.60 : x
  2. Step 2: Convert to fraction form
    115,629.40/173,444.10 = 32,512.60/x
  3. Step 3: Cross multiply
    115,629.40x = 173,444.10 × 32,512.60
  4. Step 4: Simplify right side
    115,629.40x = 5,639,118,645.66
  5. Step 5: Solve for x
    x = 5,639,118,645.66/115,629.40
  6. Step 6: Final answer
    x = 48,768.90

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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.