Home / 43,763.93-65,640.42-12,176.36

Finding the Fourth Proportional to 43,763.93, 65,640.42 and 12,176.36

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Solution

The fourth proportional to 43,763.93, 65,640.42 and 12,176.36 is: 18,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,763.93 : 65,640.42 = 12,176.36 : x
  2. Step 2: Convert to fraction form
    43,763.93/65,640.42 = 12,176.36/x
  3. Step 3: Cross multiply
    43,763.93x = 65,640.42 × 12,176.36
  4. Step 4: Simplify right side
    43,763.93x = 799,260,995.39
  5. Step 5: Solve for x
    x = 799,260,995.39/43,763.93
  6. Step 6: Final answer
    x = 18,263.01

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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.