Home / 54,006.81-74,532.99-30,134.01

Finding the Fourth Proportional to 54,006.81, 74,532.99 and 30,134.01

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Solution

The fourth proportional to 54,006.81, 74,532.99 and 30,134.01 is: 41,586.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,006.81 : 74,532.99 = 30,134.01 : x
  2. Step 2: Convert to fraction form
    54,006.81/74,532.99 = 30,134.01/x
  3. Step 3: Cross multiply
    54,006.81x = 74,532.99 × 30,134.01
  4. Step 4: Simplify right side
    54,006.81x = 2,245,977,865.99
  5. Step 5: Solve for x
    x = 2,245,977,865.99/54,006.81
  6. Step 6: Final answer
    x = 41,586.94

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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.