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Finding the Fourth Proportional to 104,992.30, 144,884.14 and 59,664.30

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Solution

The fourth proportional to 104,992.30, 144,884.14 and 59,664.30 is: 82,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,992.30 : 144,884.14 = 59,664.30 : x
  2. Step 2: Convert to fraction form
    104,992.30/144,884.14 = 59,664.30/x
  3. Step 3: Cross multiply
    104,992.30x = 144,884.14 × 59,664.30
  4. Step 4: Simplify right side
    104,992.30x = 8,644,410,437.34
  5. Step 5: Solve for x
    x = 8,644,410,437.34/104,992.30
  6. Step 6: Final answer
    x = 82,333.76

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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.