Home / 112,720.46-169,091.96-41,661.77

Finding the Fourth Proportional to 112,720.46, 169,091.96 and 41,661.77

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Solution

The fourth proportional to 112,720.46, 169,091.96 and 41,661.77 is: 62,496.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,720.46 : 169,091.96 = 41,661.77 : x
  2. Step 2: Convert to fraction form
    112,720.46/169,091.96 = 41,661.77/x
  3. Step 3: Cross multiply
    112,720.46x = 169,091.96 × 41,661.77
  4. Step 4: Simplify right side
    112,720.46x = 7,044,669,292.60
  5. Step 5: Solve for x
    x = 7,044,669,292.60/112,720.46
  6. Step 6: Final answer
    x = 62,496.81

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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.