Home / 193,231.77-266,537.14-139,595.59

Finding the Fourth Proportional to 193,231.77, 266,537.14 and 139,595.59

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Solution

The fourth proportional to 193,231.77, 266,537.14 and 139,595.59 is: 192,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,231.77 : 266,537.14 = 139,595.59 : x
  2. Step 2: Convert to fraction form
    193,231.77/266,537.14 = 139,595.59/x
  3. Step 3: Cross multiply
    193,231.77x = 266,537.14 × 139,595.59
  4. Step 4: Simplify right side
    193,231.77x = 37,207,409,315.21
  5. Step 5: Solve for x
    x = 37,207,409,315.21/193,231.77
  6. Step 6: Final answer
    x = 192,553.27

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1.5x scale

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.