Home / 185,705.12-278,554.50-59,344.44

Finding the Fourth Proportional to 185,705.12, 278,554.50 and 59,344.44

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Solution

The fourth proportional to 185,705.12, 278,554.50 and 59,344.44 is: 89,015.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,705.12 : 278,554.50 = 59,344.44 : x
  2. Step 2: Convert to fraction form
    185,705.12/278,554.50 = 59,344.44/x
  3. Step 3: Cross multiply
    185,705.12x = 278,554.50 × 59,344.44
  4. Step 4: Simplify right side
    185,705.12x = 16,530,660,811.98
  5. Step 5: Solve for x
    x = 16,530,660,811.98/185,705.12
  6. Step 6: Final answer
    x = 89,015.65

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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.