Home / 140,657.44-194,107.44-76,999.24

Finding the Fourth Proportional to 140,657.44, 194,107.44 and 76,999.24

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Solution

The fourth proportional to 140,657.44, 194,107.44 and 76,999.24 is: 106,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,657.44 : 194,107.44 = 76,999.24 : x
  2. Step 2: Convert to fraction form
    140,657.44/194,107.44 = 76,999.24/x
  3. Step 3: Cross multiply
    140,657.44x = 194,107.44 × 76,999.24
  4. Step 4: Simplify right side
    140,657.44x = 14,946,125,358.35
  5. Step 5: Solve for x
    x = 14,946,125,358.35/140,657.44
  6. Step 6: Final answer
    x = 106,259.05

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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.