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Finding the Fourth Proportional to 230,667.87, 346,012.26 and 70,732.11

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Solution

The fourth proportional to 230,667.87, 346,012.26 and 70,732.11 is: 106,101.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,667.87 : 346,012.26 = 70,732.11 : x
  2. Step 2: Convert to fraction form
    230,667.87/346,012.26 = 70,732.11/x
  3. Step 3: Cross multiply
    230,667.87x = 346,012.26 × 70,732.11
  4. Step 4: Simplify right side
    230,667.87x = 24,474,177,235.67
  5. Step 5: Solve for x
    x = 24,474,177,235.67/230,667.87
  6. Step 6: Final answer
    x = 106,101.37

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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.