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Finding the Fourth Proportional to 104,162.80, 143,753.50 and 58,849.10

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Solution

The fourth proportional to 104,162.80, 143,753.50 and 58,849.10 is: 81,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,162.80 : 143,753.50 = 58,849.10 : x
  2. Step 2: Convert to fraction form
    104,162.80/143,753.50 = 58,849.10/x
  3. Step 3: Cross multiply
    104,162.80x = 143,753.50 × 58,849.10
  4. Step 4: Simplify right side
    104,162.80x = 8,459,764,096.85
  5. Step 5: Solve for x
    x = 8,459,764,096.85/104,162.80
  6. Step 6: Final answer
    x = 81,216.75

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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.