Home / 110,853.40-166,280.10-104,729.80

Finding the Fourth Proportional to 110,853.40, 166,280.10 and 104,729.80

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Solution

The fourth proportional to 110,853.40, 166,280.10 and 104,729.80 is: 157,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,853.40 : 166,280.10 = 104,729.80 : x
  2. Step 2: Convert to fraction form
    110,853.40/166,280.10 = 104,729.80/x
  3. Step 3: Cross multiply
    110,853.40x = 166,280.10 × 104,729.80
  4. Step 4: Simplify right side
    110,853.40x = 17,414,481,616.98
  5. Step 5: Solve for x
    x = 17,414,481,616.98/110,853.40
  6. Step 6: Final answer
    x = 157,094.70

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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.