Home / 54,821.69-82,166.32-26,699.61

Finding the Fourth Proportional to 54,821.69, 82,166.32 and 26,699.61

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Solution

The fourth proportional to 54,821.69, 82,166.32 and 26,699.61 is: 40,017.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,821.69 : 82,166.32 = 26,699.61 : x
  2. Step 2: Convert to fraction form
    54,821.69/82,166.32 = 26,699.61/x
  3. Step 3: Cross multiply
    54,821.69x = 82,166.32 × 26,699.61
  4. Step 4: Simplify right side
    54,821.69x = 2,193,808,428.26
  5. Step 5: Solve for x
    x = 2,193,808,428.26/54,821.69
  6. Step 6: Final answer
    x = 40,017.16

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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.