Home / 166,015.28-229,100.60-90,563.24

Finding the Fourth Proportional to 166,015.28, 229,100.60 and 90,563.24

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Solution

The fourth proportional to 166,015.28, 229,100.60 and 90,563.24 is: 124,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.28 : 229,100.60 = 90,563.24 : x
  2. Step 2: Convert to fraction form
    166,015.28/229,100.60 = 90,563.24/x
  3. Step 3: Cross multiply
    166,015.28x = 229,100.60 × 90,563.24
  4. Step 4: Simplify right side
    166,015.28x = 20,748,092,621.94
  5. Step 5: Solve for x
    x = 20,748,092,621.94/166,015.28
  6. Step 6: Final answer
    x = 124,977.01

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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.