Home / 110,052.72-165,103.56-39,930.48

Finding the Fourth Proportional to 110,052.72, 165,103.56 and 39,930.48

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Solution

The fourth proportional to 110,052.72, 165,103.56 and 39,930.48 is: 59,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,052.72 : 165,103.56 = 39,930.48 : x
  2. Step 2: Convert to fraction form
    110,052.72/165,103.56 = 39,930.48/x
  3. Step 3: Cross multiply
    110,052.72x = 165,103.56 × 39,930.48
  4. Step 4: Simplify right side
    110,052.72x = 6,592,664,400.51
  5. Step 5: Solve for x
    x = 6,592,664,400.51/110,052.72
  6. Step 6: Final answer
    x = 59,904.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.