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Finding the Fourth Proportional to 164,991.60, 227,649.04 and 100,460.08

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Solution

The fourth proportional to 164,991.60, 227,649.04 and 100,460.08 is: 138,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,991.60 : 227,649.04 = 100,460.08 : x
  2. Step 2: Convert to fraction form
    164,991.60/227,649.04 = 100,460.08/x
  3. Step 3: Cross multiply
    164,991.60x = 227,649.04 × 100,460.08
  4. Step 4: Simplify right side
    164,991.60x = 22,869,640,770.32
  5. Step 5: Solve for x
    x = 22,869,640,770.32/164,991.60
  6. Step 6: Final answer
    x = 138,610.94

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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.