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Finding the Fourth Proportional to 173,385.54, 260,087.31 and 55,066.14

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Solution

The fourth proportional to 173,385.54, 260,087.31 and 55,066.14 is: 82,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,385.54 : 260,087.31 = 55,066.14 : x
  2. Step 2: Convert to fraction form
    173,385.54/260,087.31 = 55,066.14/x
  3. Step 3: Cross multiply
    173,385.54x = 260,087.31 × 55,066.14
  4. Step 4: Simplify right side
    173,385.54x = 14,322,004,224.68
  5. Step 5: Solve for x
    x = 14,322,004,224.68/173,385.54
  6. Step 6: Final answer
    x = 82,602.07

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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.