Home / 110,273.60-152,201.76-72,551.36

Finding the Fourth Proportional to 110,273.60, 152,201.76 and 72,551.36

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Solution

The fourth proportional to 110,273.60, 152,201.76 and 72,551.36 is: 100,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,273.60 : 152,201.76 = 72,551.36 : x
  2. Step 2: Convert to fraction form
    110,273.60/152,201.76 = 72,551.36/x
  3. Step 3: Cross multiply
    110,273.60x = 152,201.76 × 72,551.36
  4. Step 4: Simplify right side
    110,273.60x = 11,042,444,682.39
  5. Step 5: Solve for x
    x = 11,042,444,682.39/110,273.60
  6. Step 6: Final answer
    x = 100,136.79

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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.