Home / 43,699.50-65,542.77-14,113.44

Finding the Fourth Proportional to 43,699.50, 65,542.77 and 14,113.44

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Solution

The fourth proportional to 43,699.50, 65,542.77 and 14,113.44 is: 21,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,699.50 : 65,542.77 = 14,113.44 : x
  2. Step 2: Convert to fraction form
    43,699.50/65,542.77 = 14,113.44/x
  3. Step 3: Cross multiply
    43,699.50x = 65,542.77 × 14,113.44
  4. Step 4: Simplify right side
    43,699.50x = 925,033,951.83
  5. Step 5: Solve for x
    x = 925,033,951.83/43,699.50
  6. Step 6: Final answer
    x = 21,168.07

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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.