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Finding the Fourth Proportional to 176,449.84, 264,525.93 and 76,534.78

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Solution

The fourth proportional to 176,449.84, 264,525.93 and 76,534.78 is: 114,737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,449.84 : 264,525.93 = 76,534.78 : x
  2. Step 2: Convert to fraction form
    176,449.84/264,525.93 = 76,534.78/x
  3. Step 3: Cross multiply
    176,449.84x = 264,525.93 × 76,534.78
  4. Step 4: Simplify right side
    176,449.84x = 20,245,433,856.85
  5. Step 5: Solve for x
    x = 20,245,433,856.85/176,449.84
  6. Step 6: Final answer
    x = 114,737.62

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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.