Home / 43,516.73-65,279.64-18,559.42

Finding the Fourth Proportional to 43,516.73, 65,279.64 and 18,559.42

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Solution

The fourth proportional to 43,516.73, 65,279.64 and 18,559.42 is: 27,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,516.73 : 65,279.64 = 18,559.42 : x
  2. Step 2: Convert to fraction form
    43,516.73/65,279.64 = 18,559.42/x
  3. Step 3: Cross multiply
    43,516.73x = 65,279.64 × 18,559.42
  4. Step 4: Simplify right side
    43,516.73x = 1,211,552,256.21
  5. Step 5: Solve for x
    x = 1,211,552,256.21/43,516.73
  6. Step 6: Final answer
    x = 27,841.07

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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.