Home / 54,223.83-74,829.26-31,576.02

Finding the Fourth Proportional to 54,223.83, 74,829.26 and 31,576.02

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Solution

The fourth proportional to 54,223.83, 74,829.26 and 31,576.02 is: 43,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,223.83 : 74,829.26 = 31,576.02 : x
  2. Step 2: Convert to fraction form
    54,223.83/74,829.26 = 31,576.02/x
  3. Step 3: Cross multiply
    54,223.83x = 74,829.26 × 31,576.02
  4. Step 4: Simplify right side
    54,223.83x = 2,362,810,052.47
  5. Step 5: Solve for x
    x = 2,362,810,052.47/54,223.83
  6. Step 6: Final answer
    x = 43,575.12

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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.