Home / 43,629.91-65,445.10-15,551.06

Finding the Fourth Proportional to 43,629.91, 65,445.10 and 15,551.06

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Solution

The fourth proportional to 43,629.91, 65,445.10 and 15,551.06 is: 23,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,629.91 : 65,445.10 = 15,551.06 : x
  2. Step 2: Convert to fraction form
    43,629.91/65,445.10 = 15,551.06/x
  3. Step 3: Cross multiply
    43,629.91x = 65,445.10 × 15,551.06
  4. Step 4: Simplify right side
    43,629.91x = 1,017,740,310.70
  5. Step 5: Solve for x
    x = 1,017,740,310.70/43,629.91
  6. Step 6: Final answer
    x = 23,326.67

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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.