Home / 55,147.74-82,729.23-17,699.01

Finding the Fourth Proportional to 55,147.74, 82,729.23 and 17,699.01

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Solution

The fourth proportional to 55,147.74, 82,729.23 and 17,699.01 is: 26,550.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147.74 : 82,729.23 = 17,699.01 : x
  2. Step 2: Convert to fraction form
    55,147.74/82,729.23 = 17,699.01/x
  3. Step 3: Cross multiply
    55,147.74x = 82,729.23 × 17,699.01
  4. Step 4: Simplify right side
    55,147.74x = 1,464,225,469.06
  5. Step 5: Solve for x
    x = 1,464,225,469.06/55,147.74
  6. Step 6: Final answer
    x = 26,550.96

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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.