Home / 166,437.96-229,684.50-90,986.52

Finding the Fourth Proportional to 166,437.96, 229,684.50 and 90,986.52

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Solution

The fourth proportional to 166,437.96, 229,684.50 and 90,986.52 is: 125,561.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,437.96 : 229,684.50 = 90,986.52 : x
  2. Step 2: Convert to fraction form
    166,437.96/229,684.50 = 90,986.52/x
  3. Step 3: Cross multiply
    166,437.96x = 229,684.50 × 90,986.52
  4. Step 4: Simplify right side
    166,437.96x = 20,898,193,352.94
  5. Step 5: Solve for x
    x = 20,898,193,352.94/166,437.96
  6. Step 6: Final answer
    x = 125,561.46

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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.