Home / 54,537.72-75,262.18-30,664.60

Finding the Fourth Proportional to 54,537.72, 75,262.18 and 30,664.60

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Solution

The fourth proportional to 54,537.72, 75,262.18 and 30,664.60 is: 42,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.72 : 75,262.18 = 30,664.60 : x
  2. Step 2: Convert to fraction form
    54,537.72/75,262.18 = 30,664.60/x
  3. Step 3: Cross multiply
    54,537.72x = 75,262.18 × 30,664.60
  4. Step 4: Simplify right side
    54,537.72x = 2,307,884,644.83
  5. Step 5: Solve for x
    x = 2,307,884,644.83/54,537.72
  6. Step 6: Final answer
    x = 42,317.22

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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.