Home / 166,095.60-248,989.88-66,231.50

Finding the Fourth Proportional to 166,095.60, 248,989.88 and 66,231.50

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Solution

The fourth proportional to 166,095.60, 248,989.88 and 66,231.50 is: 99,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,095.60 : 248,989.88 = 66,231.50 : x
  2. Step 2: Convert to fraction form
    166,095.60/248,989.88 = 66,231.50/x
  3. Step 3: Cross multiply
    166,095.60x = 248,989.88 × 66,231.50
  4. Step 4: Simplify right side
    166,095.60x = 16,490,973,237.22
  5. Step 5: Solve for x
    x = 16,490,973,237.22/166,095.60
  6. Step 6: Final answer
    x = 99,286.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.