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Finding the Fourth Proportional to 183,560.79, 275,341.20 and 65,236.80

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Solution

The fourth proportional to 183,560.79, 275,341.20 and 65,236.80 is: 97,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,560.79 : 275,341.20 = 65,236.80 : x
  2. Step 2: Convert to fraction form
    183,560.79/275,341.20 = 65,236.80/x
  3. Step 3: Cross multiply
    183,560.79x = 275,341.20 × 65,236.80
  4. Step 4: Simplify right side
    183,560.79x = 17,962,378,796.16
  5. Step 5: Solve for x
    x = 17,962,378,796.16/183,560.79
  6. Step 6: Final answer
    x = 97,855.21

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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.