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Finding the Fourth Proportional to 53,607.77, 80,414.79 and 18,066.11

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Solution

The fourth proportional to 53,607.77, 80,414.79 and 18,066.11 is: 27,100.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,607.77 : 80,414.79 = 18,066.11 : x
  2. Step 2: Convert to fraction form
    53,607.77/80,414.79 = 18,066.11/x
  3. Step 3: Cross multiply
    53,607.77x = 80,414.79 × 18,066.11
  4. Step 4: Simplify right side
    53,607.77x = 1,452,782,441.77
  5. Step 5: Solve for x
    x = 1,452,782,441.77/53,607.77
  6. Step 6: Final answer
    x = 27,100.22

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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.