Home / 53,241.62-73,538.86-39,872.58

Finding the Fourth Proportional to 53,241.62, 73,538.86 and 39,872.58

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Solution

The fourth proportional to 53,241.62, 73,538.86 and 39,872.58 is: 55,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,241.62 : 73,538.86 = 39,872.58 : x
  2. Step 2: Convert to fraction form
    53,241.62/73,538.86 = 39,872.58/x
  3. Step 3: Cross multiply
    53,241.62x = 73,538.86 × 39,872.58
  4. Step 4: Simplify right side
    53,241.62x = 2,932,184,078.46
  5. Step 5: Solve for x
    x = 2,932,184,078.46/53,241.62
  6. Step 6: Final answer
    x = 55,073.16

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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.