Home / 104,601.60-156,805.20-73,011.60

Finding the Fourth Proportional to 104,601.60, 156,805.20 and 73,011.60

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Solution

The fourth proportional to 104,601.60, 156,805.20 and 73,011.60 is: 109,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,601.60 : 156,805.20 = 73,011.60 : x
  2. Step 2: Convert to fraction form
    104,601.60/156,805.20 = 73,011.60/x
  3. Step 3: Cross multiply
    104,601.60x = 156,805.20 × 73,011.60
  4. Step 4: Simplify right side
    104,601.60x = 11,448,598,540.32
  5. Step 5: Solve for x
    x = 11,448,598,540.32/104,601.60
  6. Step 6: Final answer
    x = 109,449.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.