Home / 106,512.10-159,790.03-43,332.08

Finding the Fourth Proportional to 106,512.10, 159,790.03 and 43,332.08

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Solution

The fourth proportional to 106,512.10, 159,790.03 and 43,332.08 is: 65,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,512.10 : 159,790.03 = 43,332.08 : x
  2. Step 2: Convert to fraction form
    106,512.10/159,790.03 = 43,332.08/x
  3. Step 3: Cross multiply
    106,512.10x = 159,790.03 × 43,332.08
  4. Step 4: Simplify right side
    106,512.10x = 6,924,033,455.88
  5. Step 5: Solve for x
    x = 6,924,033,455.88/106,512.10
  6. Step 6: Final answer
    x = 65,007.01

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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.