Home / 54,526.78-81,794.06-14,545.54

Finding the Fourth Proportional to 54,526.78, 81,794.06 and 14,545.54

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Solution

The fourth proportional to 54,526.78, 81,794.06 and 14,545.54 is: 21,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,526.78 : 81,794.06 = 14,545.54 : x
  2. Step 2: Convert to fraction form
    54,526.78/81,794.06 = 14,545.54/x
  3. Step 3: Cross multiply
    54,526.78x = 81,794.06 × 14,545.54
  4. Step 4: Simplify right side
    54,526.78x = 1,189,738,771.49
  5. Step 5: Solve for x
    x = 1,189,738,771.49/54,526.78
  6. Step 6: Final answer
    x = 21,819.35

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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.