Home / 54,582.89-81,874.33-15,140.01

Finding the Fourth Proportional to 54,582.89, 81,874.33 and 15,140.01

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Solution

The fourth proportional to 54,582.89, 81,874.33 and 15,140.01 is: 22,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,582.89 : 81,874.33 = 15,140.01 : x
  2. Step 2: Convert to fraction form
    54,582.89/81,874.33 = 15,140.01/x
  3. Step 3: Cross multiply
    54,582.89x = 81,874.33 × 15,140.01
  4. Step 4: Simplify right side
    54,582.89x = 1,239,577,765.57
  5. Step 5: Solve for x
    x = 1,239,577,765.57/54,582.89
  6. Step 6: Final answer
    x = 22,710.01

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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.