Home / 53,550.40-80,325.60-44,867.20

Finding the Fourth Proportional to 53,550.40, 80,325.60 and 44,867.20

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Solution

The fourth proportional to 53,550.40, 80,325.60 and 44,867.20 is: 67,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,550.40 : 80,325.60 = 44,867.20 : x
  2. Step 2: Convert to fraction form
    53,550.40/80,325.60 = 44,867.20/x
  3. Step 3: Cross multiply
    53,550.40x = 80,325.60 × 44,867.20
  4. Step 4: Simplify right side
    53,550.40x = 3,603,984,760.32
  5. Step 5: Solve for x
    x = 3,603,984,760.32/53,550.40
  6. Step 6: Final answer
    x = 67,300.80

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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.