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Finding the Fourth Proportional to 108,846.99, 150,209.10 and 60,448.95

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Solution

The fourth proportional to 108,846.99, 150,209.10 and 60,448.95 is: 83,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,846.99 : 150,209.10 = 60,448.95 : x
  2. Step 2: Convert to fraction form
    108,846.99/150,209.10 = 60,448.95/x
  3. Step 3: Cross multiply
    108,846.99x = 150,209.10 × 60,448.95
  4. Step 4: Simplify right side
    108,846.99x = 9,079,982,375.45
  5. Step 5: Solve for x
    x = 9,079,982,375.45/108,846.99
  6. Step 6: Final answer
    x = 83,419.69

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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.