Home / 54,369.76-81,553.68-14,926.72

Finding the Fourth Proportional to 54,369.76, 81,553.68 and 14,926.72

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Solution

The fourth proportional to 54,369.76, 81,553.68 and 14,926.72 is: 22,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.76 : 81,553.68 = 14,926.72 : x
  2. Step 2: Convert to fraction form
    54,369.76/81,553.68 = 14,926.72/x
  3. Step 3: Cross multiply
    54,369.76x = 81,553.68 × 14,926.72
  4. Step 4: Simplify right side
    54,369.76x = 1,217,328,946.33
  5. Step 5: Solve for x
    x = 1,217,328,946.33/54,369.76
  6. Step 6: Final answer
    x = 22,389.82

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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.