Home / 166,973.08-230,446.48-103,331.38

Finding the Fourth Proportional to 166,973.08, 230,446.48 and 103,331.38

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Solution

The fourth proportional to 166,973.08, 230,446.48 and 103,331.38 is: 142,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,973.08 : 230,446.48 = 103,331.38 : x
  2. Step 2: Convert to fraction form
    166,973.08/230,446.48 = 103,331.38/x
  3. Step 3: Cross multiply
    166,973.08x = 230,446.48 × 103,331.38
  4. Step 4: Simplify right side
    166,973.08x = 23,812,352,794.54
  5. Step 5: Solve for x
    x = 23,812,352,794.54/166,973.08
  6. Step 6: Final answer
    x = 142,611.93

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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.