Home / 107,296.08-160,839.72-51,121.20

Finding the Fourth Proportional to 107,296.08, 160,839.72 and 51,121.20

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Solution

The fourth proportional to 107,296.08, 160,839.72 and 51,121.20 is: 76,632.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,296.08 : 160,839.72 = 51,121.20 : x
  2. Step 2: Convert to fraction form
    107,296.08/160,839.72 = 51,121.20/x
  3. Step 3: Cross multiply
    107,296.08x = 160,839.72 × 51,121.20
  4. Step 4: Simplify right side
    107,296.08x = 8,222,319,494.06
  5. Step 5: Solve for x
    x = 8,222,319,494.06/107,296.08
  6. Step 6: Final answer
    x = 76,632.06

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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.