Home / 43,364.34-65,059.61-20,585.67

Finding the Fourth Proportional to 43,364.34, 65,059.61 and 20,585.67

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Solution

The fourth proportional to 43,364.34, 65,059.61 and 20,585.67 is: 30,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,364.34 : 65,059.61 = 20,585.67 : x
  2. Step 2: Convert to fraction form
    43,364.34/65,059.61 = 20,585.67/x
  3. Step 3: Cross multiply
    43,364.34x = 65,059.61 × 20,585.67
  4. Step 4: Simplify right side
    43,364.34x = 1,339,295,661.79
  5. Step 5: Solve for x
    x = 1,339,295,661.79/43,364.34
  6. Step 6: Final answer
    x = 30,884.72

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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.