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Finding the Fourth Proportional to 179,598.56, 247,847.68 and 99,028.98

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Solution

The fourth proportional to 179,598.56, 247,847.68 and 99,028.98 is: 136,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,598.56 : 247,847.68 = 99,028.98 : x
  2. Step 2: Convert to fraction form
    179,598.56/247,847.68 = 99,028.98/x
  3. Step 3: Cross multiply
    179,598.56x = 247,847.68 × 99,028.98
  4. Step 4: Simplify right side
    179,598.56x = 24,544,101,706.53
  5. Step 5: Solve for x
    x = 24,544,101,706.53/179,598.56
  6. Step 6: Final answer
    x = 136,660.90

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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.