Home / 54,471.90-75,173.91-30,606.06

Finding the Fourth Proportional to 54,471.90, 75,173.91 and 30,606.06

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Solution

The fourth proportional to 54,471.90, 75,173.91 and 30,606.06 is: 42,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,471.90 : 75,173.91 = 30,606.06 : x
  2. Step 2: Convert to fraction form
    54,471.90/75,173.91 = 30,606.06/x
  3. Step 3: Cross multiply
    54,471.90x = 75,173.91 × 30,606.06
  4. Step 4: Simplify right side
    54,471.90x = 2,300,777,199.89
  5. Step 5: Solve for x
    x = 2,300,777,199.89/54,471.90
  6. Step 6: Final answer
    x = 42,237.87

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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.