Home / 54,183.14-74,787.76-31,526.50

Finding the Fourth Proportional to 54,183.14, 74,787.76 and 31,526.50

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Solution

The fourth proportional to 54,183.14, 74,787.76 and 31,526.50 is: 43,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,183.14 : 74,787.76 = 31,526.50 : x
  2. Step 2: Convert to fraction form
    54,183.14/74,787.76 = 31,526.50/x
  3. Step 3: Cross multiply
    54,183.14x = 74,787.76 × 31,526.50
  4. Step 4: Simplify right side
    54,183.14x = 2,357,796,315.64
  5. Step 5: Solve for x
    x = 2,357,796,315.64/54,183.14
  6. Step 6: Final answer
    x = 43,515.31

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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.