Home / 54,369.10-81,553.65-14,930.20

Finding the Fourth Proportional to 54,369.10, 81,553.65 and 14,930.20

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Solution

The fourth proportional to 54,369.10, 81,553.65 and 14,930.20 is: 22,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.10 : 81,553.65 = 14,930.20 : x
  2. Step 2: Convert to fraction form
    54,369.10/81,553.65 = 14,930.20/x
  3. Step 3: Cross multiply
    54,369.10x = 81,553.65 × 14,930.20
  4. Step 4: Simplify right side
    54,369.10x = 1,217,612,305.23
  5. Step 5: Solve for x
    x = 1,217,612,305.23/54,369.10
  6. Step 6: Final answer
    x = 22,395.30

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1.5x scale

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.