Home / 43,941.18-65,923.02-12,776.43

Finding the Fourth Proportional to 43,941.18, 65,923.02 and 12,776.43

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Solution

The fourth proportional to 43,941.18, 65,923.02 and 12,776.43 is: 19,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,941.18 : 65,923.02 = 12,776.43 : x
  2. Step 2: Convert to fraction form
    43,941.18/65,923.02 = 12,776.43/x
  3. Step 3: Cross multiply
    43,941.18x = 65,923.02 × 12,776.43
  4. Step 4: Simplify right side
    43,941.18x = 842,260,850.42
  5. Step 5: Solve for x
    x = 842,260,850.42/43,941.18
  6. Step 6: Final answer
    x = 19,167.92

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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.