Home / 109,847.80-164,577.30-102,849.40

Finding the Fourth Proportional to 109,847.80, 164,577.30 and 102,849.40

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Solution

The fourth proportional to 109,847.80, 164,577.30 and 102,849.40 is: 154,092.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,847.80 : 164,577.30 = 102,849.40 : x
  2. Step 2: Convert to fraction form
    109,847.80/164,577.30 = 102,849.40/x
  3. Step 3: Cross multiply
    109,847.80x = 164,577.30 × 102,849.40
  4. Step 4: Simplify right side
    109,847.80x = 16,926,676,558.62
  5. Step 5: Solve for x
    x = 16,926,676,558.62/109,847.80
  6. Step 6: Final answer
    x = 154,092.09

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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.