Home / 166,041.51-229,171.38-101,521.36

Finding the Fourth Proportional to 166,041.51, 229,171.38 and 101,521.36

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Solution

The fourth proportional to 166,041.51, 229,171.38 and 101,521.36 is: 140,120.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,041.51 : 229,171.38 = 101,521.36 : x
  2. Step 2: Convert to fraction form
    166,041.51/229,171.38 = 101,521.36/x
  3. Step 3: Cross multiply
    166,041.51x = 229,171.38 × 101,521.36
  4. Step 4: Simplify right side
    166,041.51x = 23,265,790,170.68
  5. Step 5: Solve for x
    x = 23,265,790,170.68/166,041.51
  6. Step 6: Final answer
    x = 140,120.32

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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.