Home / 43,857.01-65,792.61-17,188.54

Finding the Fourth Proportional to 43,857.01, 65,792.61 and 17,188.54

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Solution

The fourth proportional to 43,857.01, 65,792.61 and 17,188.54 is: 25,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,857.01 : 65,792.61 = 17,188.54 : x
  2. Step 2: Convert to fraction form
    43,857.01/65,792.61 = 17,188.54/x
  3. Step 3: Cross multiply
    43,857.01x = 65,792.61 × 17,188.54
  4. Step 4: Simplify right side
    43,857.01x = 1,130,878,908.69
  5. Step 5: Solve for x
    x = 1,130,878,908.69/43,857.01
  6. Step 6: Final answer
    x = 25,785.59

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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.