Home / 166,075.08-229,181.46-90,622.28

Finding the Fourth Proportional to 166,075.08, 229,181.46 and 90,622.28

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Solution

The fourth proportional to 166,075.08, 229,181.46 and 90,622.28 is: 125,057.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,075.08 : 229,181.46 = 90,622.28 : x
  2. Step 2: Convert to fraction form
    166,075.08/229,181.46 = 90,622.28/x
  3. Step 3: Cross multiply
    166,075.08x = 229,181.46 × 90,622.28
  4. Step 4: Simplify right side
    166,075.08x = 20,768,946,438.93
  5. Step 5: Solve for x
    x = 20,768,946,438.93/166,075.08
  6. Step 6: Final answer
    x = 125,057.57

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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.