Home / 166,004.94-229,087.53-90,555.06

Finding the Fourth Proportional to 166,004.94, 229,087.53 and 90,555.06

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Solution

The fourth proportional to 166,004.94, 229,087.53 and 90,555.06 is: 124,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,004.94 : 229,087.53 = 90,555.06 : x
  2. Step 2: Convert to fraction form
    166,004.94/229,087.53 = 90,555.06/x
  3. Step 3: Cross multiply
    166,004.94x = 229,087.53 × 90,555.06
  4. Step 4: Simplify right side
    166,004.94x = 20,745,035,024.40
  5. Step 5: Solve for x
    x = 20,745,035,024.40/166,004.94
  6. Step 6: Final answer
    x = 124,966.37

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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.