Home / 147,327.26-203,311.60-80,259.26

Finding the Fourth Proportional to 147,327.26, 203,311.60 and 80,259.26

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Solution

The fourth proportional to 147,327.26, 203,311.60 and 80,259.26 is: 110,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,327.26 : 203,311.60 = 80,259.26 : x
  2. Step 2: Convert to fraction form
    147,327.26/203,311.60 = 80,259.26/x
  3. Step 3: Cross multiply
    147,327.26x = 203,311.60 × 80,259.26
  4. Step 4: Simplify right side
    147,327.26x = 16,317,638,565.42
  5. Step 5: Solve for x
    x = 16,317,638,565.42/147,327.26
  6. Step 6: Final answer
    x = 110,757.77

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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.