Home / 212,450.37-318,730.23-62,684.61

Finding the Fourth Proportional to 212,450.37, 318,730.23 and 62,684.61

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Solution

The fourth proportional to 212,450.37, 318,730.23 and 62,684.61 is: 94,043.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,450.37 : 318,730.23 = 62,684.61 : x
  2. Step 2: Convert to fraction form
    212,450.37/318,730.23 = 62,684.61/x
  3. Step 3: Cross multiply
    212,450.37x = 318,730.23 × 62,684.61
  4. Step 4: Simplify right side
    212,450.37x = 19,979,480,162.76
  5. Step 5: Solve for x
    x = 19,979,480,162.76/212,450.37
  6. Step 6: Final answer
    x = 94,043.05

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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.