Home / 165,586.56-228,477.96-105,167.04

Finding the Fourth Proportional to 165,586.56, 228,477.96 and 105,167.04

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Solution

The fourth proportional to 165,586.56, 228,477.96 and 105,167.04 is: 145,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,586.56 : 228,477.96 = 105,167.04 : x
  2. Step 2: Convert to fraction form
    165,586.56/228,477.96 = 105,167.04/x
  3. Step 3: Cross multiply
    165,586.56x = 228,477.96 × 105,167.04
  4. Step 4: Simplify right side
    165,586.56x = 24,028,350,758.44
  5. Step 5: Solve for x
    x = 24,028,350,758.44/165,586.56
  6. Step 6: Final answer
    x = 145,110.51

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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.