Home / 43,410.00-65,440.38-40,516.67

Finding the Fourth Proportional to 43,410.00, 65,440.38 and 40,516.67

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Solution

The fourth proportional to 43,410.00, 65,440.38 and 40,516.67 is: 61,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,410.00 : 65,440.38 = 40,516.67 : x
  2. Step 2: Convert to fraction form
    43,410.00/65,440.38 = 40,516.67/x
  3. Step 3: Cross multiply
    43,410.00x = 65,440.38 × 40,516.67
  4. Step 4: Simplify right side
    43,410.00x = 2,651,426,161.35
  5. Step 5: Solve for x
    x = 2,651,426,161.35/43,410.00
  6. Step 6: Final answer
    x = 61,078.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.