Home / 54,237.30-74,844-30,359.94

Finding the Fourth Proportional to 54,237.30, 74,844 and 30,359.94

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Solution

The fourth proportional to 54,237.30, 74,844 and 30,359.94 is: 41,894.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,237.30 : 74,844 = 30,359.94 : x
  2. Step 2: Convert to fraction form
    54,237.30/74,844 = 30,359.94/x
  3. Step 3: Cross multiply
    54,237.30x = 74,844 × 30,359.94
  4. Step 4: Simplify right side
    54,237.30x = 2,272,259,349.36
  5. Step 5: Solve for x
    x = 2,272,259,349.36/54,237.30
  6. Step 6: Final answer
    x = 41,894.77

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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.