Home / 166,563.84-229,858.08-91,112.16

Finding the Fourth Proportional to 166,563.84, 229,858.08 and 91,112.16

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Solution

The fourth proportional to 166,563.84, 229,858.08 and 91,112.16 is: 125,734.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,563.84 : 229,858.08 = 91,112.16 : x
  2. Step 2: Convert to fraction form
    166,563.84/229,858.08 = 91,112.16/x
  3. Step 3: Cross multiply
    166,563.84x = 229,858.08 × 91,112.16
  4. Step 4: Simplify right side
    166,563.84x = 20,942,866,162.25
  5. Step 5: Solve for x
    x = 20,942,866,162.25/166,563.84
  6. Step 6: Final answer
    x = 125,734.77

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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.