Home / 54,024.90-74,524.41-31,664.58

Finding the Fourth Proportional to 54,024.90, 74,524.41 and 31,664.58

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Solution

The fourth proportional to 54,024.90, 74,524.41 and 31,664.58 is: 43,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,024.90 : 74,524.41 = 31,664.58 : x
  2. Step 2: Convert to fraction form
    54,024.90/74,524.41 = 31,664.58/x
  3. Step 3: Cross multiply
    54,024.90x = 74,524.41 × 31,664.58
  4. Step 4: Simplify right side
    54,024.90x = 2,359,784,142.40
  5. Step 5: Solve for x
    x = 2,359,784,142.40/54,024.90
  6. Step 6: Final answer
    x = 43,679.57

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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.