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Finding the Fourth Proportional to 108,365.67, 149,550.44 and 60,616.17

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Solution

The fourth proportional to 108,365.67, 149,550.44 and 60,616.17 is: 83,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,365.67 : 149,550.44 = 60,616.17 : x
  2. Step 2: Convert to fraction form
    108,365.67/149,550.44 = 60,616.17/x
  3. Step 3: Cross multiply
    108,365.67x = 149,550.44 × 60,616.17
  4. Step 4: Simplify right side
    108,365.67x = 9,065,174,591.53
  5. Step 5: Solve for x
    x = 9,065,174,591.53/108,365.67
  6. Step 6: Final answer
    x = 83,653.56

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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.