Home / 166,430.98-229,674.76-89,949.84

Finding the Fourth Proportional to 166,430.98, 229,674.76 and 89,949.84

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Solution

The fourth proportional to 166,430.98, 229,674.76 and 89,949.84 is: 124,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,430.98 : 229,674.76 = 89,949.84 : x
  2. Step 2: Convert to fraction form
    166,430.98/229,674.76 = 89,949.84/x
  3. Step 3: Cross multiply
    166,430.98x = 229,674.76 × 89,949.84
  4. Step 4: Simplify right side
    166,430.98x = 20,659,207,914.04
  5. Step 5: Solve for x
    x = 20,659,207,914.04/166,430.98
  6. Step 6: Final answer
    x = 124,130.78

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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.