Home / 177,669.51-245,183.95-101,195.73

Finding the Fourth Proportional to 177,669.51, 245,183.95 and 101,195.73

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Solution

The fourth proportional to 177,669.51, 245,183.95 and 101,195.73 is: 139,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,669.51 : 245,183.95 = 101,195.73 : x
  2. Step 2: Convert to fraction form
    177,669.51/245,183.95 = 101,195.73/x
  3. Step 3: Cross multiply
    177,669.51x = 245,183.95 × 101,195.73
  4. Step 4: Simplify right side
    177,669.51x = 24,811,568,011.59
  5. Step 5: Solve for x
    x = 24,811,568,011.59/177,669.51
  6. Step 6: Final answer
    x = 139,650.12

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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.