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Finding the Fourth Proportional to 108,276.99, 149,404.01 and 60,530.73

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Solution

The fourth proportional to 108,276.99, 149,404.01 and 60,530.73 is: 83,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,276.99 : 149,404.01 = 60,530.73 : x
  2. Step 2: Convert to fraction form
    108,276.99/149,404.01 = 60,530.73/x
  3. Step 3: Cross multiply
    108,276.99x = 149,404.01 × 60,530.73
  4. Step 4: Simplify right side
    108,276.99x = 9,043,533,487.57
  5. Step 5: Solve for x
    x = 9,043,533,487.57/108,276.99
  6. Step 6: Final answer
    x = 83,522.21

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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.