Home / 111,830.22-154,324.16-60,842.37

Finding the Fourth Proportional to 111,830.22, 154,324.16 and 60,842.37

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Solution

The fourth proportional to 111,830.22, 154,324.16 and 60,842.37 is: 83,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,830.22 : 154,324.16 = 60,842.37 : x
  2. Step 2: Convert to fraction form
    111,830.22/154,324.16 = 60,842.37/x
  3. Step 3: Cross multiply
    111,830.22x = 154,324.16 × 60,842.37
  4. Step 4: Simplify right side
    111,830.22x = 9,389,447,642.66
  5. Step 5: Solve for x
    x = 9,389,447,642.66/111,830.22
  6. Step 6: Final answer
    x = 83,961.63

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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.