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Finding the Fourth Proportional to 76,525.67, 114,800.34 and 39,065.42

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Solution

The fourth proportional to 76,525.67, 114,800.34 and 39,065.42 is: 58,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,525.67 : 114,800.34 = 39,065.42 : x
  2. Step 2: Convert to fraction form
    76,525.67/114,800.34 = 39,065.42/x
  3. Step 3: Cross multiply
    76,525.67x = 114,800.34 × 39,065.42
  4. Step 4: Simplify right side
    76,525.67x = 4,484,723,498.24
  5. Step 5: Solve for x
    x = 4,484,723,498.24/76,525.67
  6. Step 6: Final answer
    x = 58,604.17

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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.