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Finding the Fourth Proportional to 153,164.44, 229,858.98 and 100,555.48

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Solution

The fourth proportional to 153,164.44, 229,858.98 and 100,555.48 is: 150,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,164.44 : 229,858.98 = 100,555.48 : x
  2. Step 2: Convert to fraction form
    153,164.44/229,858.98 = 100,555.48/x
  3. Step 3: Cross multiply
    153,164.44x = 229,858.98 × 100,555.48
  4. Step 4: Simplify right side
    153,164.44x = 23,113,580,066.21
  5. Step 5: Solve for x
    x = 23,113,580,066.21/153,164.44
  6. Step 6: Final answer
    x = 150,906.96

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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.