Home / 53,949.78-74,446.02-30,076.02

Finding the Fourth Proportional to 53,949.78, 74,446.02 and 30,076.02

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Solution

The fourth proportional to 53,949.78, 74,446.02 and 30,076.02 is: 41,502.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949.78 : 74,446.02 = 30,076.02 : x
  2. Step 2: Convert to fraction form
    53,949.78/74,446.02 = 30,076.02/x
  3. Step 3: Cross multiply
    53,949.78x = 74,446.02 × 30,076.02
  4. Step 4: Simplify right side
    53,949.78x = 2,239,039,986.44
  5. Step 5: Solve for x
    x = 2,239,039,986.44/53,949.78
  6. Step 6: Final answer
    x = 41,502.30

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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.