Home / 193,235.12-266,667.23-116,743.58

Finding the Fourth Proportional to 193,235.12, 266,667.23 and 116,743.58

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Solution

The fourth proportional to 193,235.12, 266,667.23 and 116,743.58 is: 161,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,235.12 : 266,667.23 = 116,743.58 : x
  2. Step 2: Convert to fraction form
    193,235.12/266,667.23 = 116,743.58/x
  3. Step 3: Cross multiply
    193,235.12x = 266,667.23 × 116,743.58
  4. Step 4: Simplify right side
    193,235.12x = 31,131,688,057.41
  5. Step 5: Solve for x
    x = 31,131,688,057.41/193,235.12
  6. Step 6: Final answer
    x = 161,107.81

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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.