Home / 110,076.10-165,004.80-53,870.20

Finding the Fourth Proportional to 110,076.10, 165,004.80 and 53,870.20

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Solution

The fourth proportional to 110,076.10, 165,004.80 and 53,870.20 is: 80,751.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,076.10 : 165,004.80 = 53,870.20 : x
  2. Step 2: Convert to fraction form
    110,076.10/165,004.80 = 53,870.20/x
  3. Step 3: Cross multiply
    110,076.10x = 165,004.80 × 53,870.20
  4. Step 4: Simplify right side
    110,076.10x = 8,888,841,576.96
  5. Step 5: Solve for x
    x = 8,888,841,576.96/110,076.10
  6. Step 6: Final answer
    x = 80,751.79

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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.