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Finding the Fourth Proportional to 73,407.96, 110,128.34 and 23,491.05

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Solution

The fourth proportional to 73,407.96, 110,128.34 and 23,491.05 is: 35,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,407.96 : 110,128.34 = 23,491.05 : x
  2. Step 2: Convert to fraction form
    73,407.96/110,128.34 = 23,491.05/x
  3. Step 3: Cross multiply
    73,407.96x = 110,128.34 × 23,491.05
  4. Step 4: Simplify right side
    73,407.96x = 2,587,030,606.58
  5. Step 5: Solve for x
    x = 2,587,030,606.58/73,407.96
  6. Step 6: Final answer
    x = 35,241.83

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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.