Home / 193,282.68-266,667.21-108,383.34

Finding the Fourth Proportional to 193,282.68, 266,667.21 and 108,383.34

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Solution

The fourth proportional to 193,282.68, 266,667.21 and 108,383.34 is: 149,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,282.68 : 266,667.21 = 108,383.34 : x
  2. Step 2: Convert to fraction form
    193,282.68/266,667.21 = 108,383.34/x
  3. Step 3: Cross multiply
    193,282.68x = 266,667.21 × 108,383.34
  4. Step 4: Simplify right side
    193,282.68x = 28,902,282,888.28
  5. Step 5: Solve for x
    x = 28,902,282,888.28/193,282.68
  6. Step 6: Final answer
    x = 149,533.74

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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.