Home / 166,667.85-230,000.01-90,185.27

Finding the Fourth Proportional to 166,667.85, 230,000.01 and 90,185.27

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Solution

The fourth proportional to 166,667.85, 230,000.01 and 90,185.27 is: 124,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,667.85 : 230,000.01 = 90,185.27 : x
  2. Step 2: Convert to fraction form
    166,667.85/230,000.01 = 90,185.27/x
  3. Step 3: Cross multiply
    166,667.85x = 230,000.01 × 90,185.27
  4. Step 4: Simplify right side
    166,667.85x = 20,742,613,001.85
  5. Step 5: Solve for x
    x = 20,742,613,001.85/166,667.85
  6. Step 6: Final answer
    x = 124,454.79

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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.