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Finding the Fourth Proportional to 108,550.70, 149,795.62 and 60,801.62

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Solution

The fourth proportional to 108,550.70, 149,795.62 and 60,801.62 is: 83,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,550.70 : 149,795.62 = 60,801.62 : x
  2. Step 2: Convert to fraction form
    108,550.70/149,795.62 = 60,801.62/x
  3. Step 3: Cross multiply
    108,550.70x = 149,795.62 × 60,801.62
  4. Step 4: Simplify right side
    108,550.70x = 9,107,816,364.90
  5. Step 5: Solve for x
    x = 9,107,816,364.90/108,550.70
  6. Step 6: Final answer
    x = 83,903.80

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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.