Home / 53,811.24-74,260.52-29,940.14

Finding the Fourth Proportional to 53,811.24, 74,260.52 and 29,940.14

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Solution

The fourth proportional to 53,811.24, 74,260.52 and 29,940.14 is: 41,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,811.24 : 74,260.52 = 29,940.14 : x
  2. Step 2: Convert to fraction form
    53,811.24/74,260.52 = 29,940.14/x
  3. Step 3: Cross multiply
    53,811.24x = 74,260.52 × 29,940.14
  4. Step 4: Simplify right side
    53,811.24x = 2,223,369,844.27
  5. Step 5: Solve for x
    x = 2,223,369,844.27/53,811.24
  6. Step 6: Final answer
    x = 41,317.94

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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.