Home / 54,971.69-75,861.08-29,821.19

Finding the Fourth Proportional to 54,971.69, 75,861.08 and 29,821.19

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Solution

The fourth proportional to 54,971.69, 75,861.08 and 29,821.19 is: 41,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971.69 : 75,861.08 = 29,821.19 : x
  2. Step 2: Convert to fraction form
    54,971.69/75,861.08 = 29,821.19/x
  3. Step 3: Cross multiply
    54,971.69x = 75,861.08 × 29,821.19
  4. Step 4: Simplify right side
    54,971.69x = 2,262,267,680.29
  5. Step 5: Solve for x
    x = 2,262,267,680.29/54,971.69
  6. Step 6: Final answer
    x = 41,153.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.