Home / 43,717.68-65,576.52-17,428.32

Finding the Fourth Proportional to 43,717.68, 65,576.52 and 17,428.32

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Solution

The fourth proportional to 43,717.68, 65,576.52 and 17,428.32 is: 26,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,717.68 : 65,576.52 = 17,428.32 : x
  2. Step 2: Convert to fraction form
    43,717.68/65,576.52 = 17,428.32/x
  3. Step 3: Cross multiply
    43,717.68x = 65,576.52 × 17,428.32
  4. Step 4: Simplify right side
    43,717.68x = 1,142,888,575.05
  5. Step 5: Solve for x
    x = 1,142,888,575.05/43,717.68
  6. Step 6: Final answer
    x = 26,142.48

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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.