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Finding the Fourth Proportional to 58,226.70, 87,210.45 and 50,450.70

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Solution

The fourth proportional to 58,226.70, 87,210.45 and 50,450.70 is: 75,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,226.70 : 87,210.45 = 50,450.70 : x
  2. Step 2: Convert to fraction form
    58,226.70/87,210.45 = 50,450.70/x
  3. Step 3: Cross multiply
    58,226.70x = 87,210.45 × 50,450.70
  4. Step 4: Simplify right side
    58,226.70x = 4,399,828,249.82
  5. Step 5: Solve for x
    x = 4,399,828,249.82/58,226.70
  6. Step 6: Final answer
    x = 75,563.76

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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.