Home / 111,081.09-153,291.27-60,093.66

Finding the Fourth Proportional to 111,081.09, 153,291.27 and 60,093.66

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Solution

The fourth proportional to 111,081.09, 153,291.27 and 60,093.66 is: 82,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,081.09 : 153,291.27 = 60,093.66 : x
  2. Step 2: Convert to fraction form
    111,081.09/153,291.27 = 60,093.66/x
  3. Step 3: Cross multiply
    111,081.09x = 153,291.27 × 60,093.66
  4. Step 4: Simplify right side
    111,081.09x = 9,211,833,460.35
  5. Step 5: Solve for x
    x = 9,211,833,460.35/111,081.09
  6. Step 6: Final answer
    x = 82,928.91

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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.