Home / 54,765.06-82,155.65-17,316.66

Finding the Fourth Proportional to 54,765.06, 82,155.65 and 17,316.66

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Solution

The fourth proportional to 54,765.06, 82,155.65 and 17,316.66 is: 25,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,765.06 : 82,155.65 = 17,316.66 : x
  2. Step 2: Convert to fraction form
    54,765.06/82,155.65 = 17,316.66/x
  3. Step 3: Cross multiply
    54,765.06x = 82,155.65 × 17,316.66
  4. Step 4: Simplify right side
    54,765.06x = 1,422,661,458.13
  5. Step 5: Solve for x
    x = 1,422,661,458.13/54,765.06
  6. Step 6: Final answer
    x = 25,977.54

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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.