Home / 106,291.42-146,676.62-66,004.32

Finding the Fourth Proportional to 106,291.42, 146,676.62 and 66,004.32

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Solution

The fourth proportional to 106,291.42, 146,676.62 and 66,004.32 is: 91,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,291.42 : 146,676.62 = 66,004.32 : x
  2. Step 2: Convert to fraction form
    106,291.42/146,676.62 = 66,004.32/x
  3. Step 3: Cross multiply
    106,291.42x = 146,676.62 × 66,004.32
  4. Step 4: Simplify right side
    106,291.42x = 9,681,290,563.00
  5. Step 5: Solve for x
    x = 9,681,290,563.00/106,291.42
  6. Step 6: Final answer
    x = 91,082.52

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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.