Home / 166,090.49-229,335.45-133,722.27

Finding the Fourth Proportional to 166,090.49, 229,335.45 and 133,722.27

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Solution

The fourth proportional to 166,090.49, 229,335.45 and 133,722.27 is: 184,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,090.49 : 229,335.45 = 133,722.27 : x
  2. Step 2: Convert to fraction form
    166,090.49/229,335.45 = 133,722.27/x
  3. Step 3: Cross multiply
    166,090.49x = 229,335.45 × 133,722.27
  4. Step 4: Simplify right side
    166,090.49x = 30,667,256,965.47
  5. Step 5: Solve for x
    x = 30,667,256,965.47/166,090.49
  6. Step 6: Final answer
    x = 184,641.87

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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.