Home / 185,599.45-278,368.21-52,449.31

Finding the Fourth Proportional to 185,599.45, 278,368.21 and 52,449.31

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Solution

The fourth proportional to 185,599.45, 278,368.21 and 52,449.31 is: 78,665.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,599.45 : 278,368.21 = 52,449.31 : x
  2. Step 2: Convert to fraction form
    185,599.45/278,368.21 = 52,449.31/x
  3. Step 3: Cross multiply
    185,599.45x = 278,368.21 × 52,449.31
  4. Step 4: Simplify right side
    185,599.45x = 14,600,220,540.44
  5. Step 5: Solve for x
    x = 14,600,220,540.44/185,599.45
  6. Step 6: Final answer
    x = 78,665.21

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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.