Home / 114,768.36-158,370.66-70,047.72

Finding the Fourth Proportional to 114,768.36, 158,370.66 and 70,047.72

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Solution

The fourth proportional to 114,768.36, 158,370.66 and 70,047.72 is: 96,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,768.36 : 158,370.66 = 70,047.72 : x
  2. Step 2: Convert to fraction form
    114,768.36/158,370.66 = 70,047.72/x
  3. Step 3: Cross multiply
    114,768.36x = 158,370.66 × 70,047.72
  4. Step 4: Simplify right side
    114,768.36x = 11,093,503,647.90
  5. Step 5: Solve for x
    x = 11,093,503,647.90/114,768.36
  6. Step 6: Final answer
    x = 96,659.95

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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.