Home / 166,106.94-229,244.40-98,145.90

Finding the Fourth Proportional to 166,106.94, 229,244.40 and 98,145.90

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Solution

The fourth proportional to 166,106.94, 229,244.40 and 98,145.90 is: 135,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,106.94 : 229,244.40 = 98,145.90 : x
  2. Step 2: Convert to fraction form
    166,106.94/229,244.40 = 98,145.90/x
  3. Step 3: Cross multiply
    166,106.94x = 229,244.40 × 98,145.90
  4. Step 4: Simplify right side
    166,106.94x = 22,499,397,957.96
  5. Step 5: Solve for x
    x = 22,499,397,957.96/166,106.94
  6. Step 6: Final answer
    x = 135,451.28

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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.