Home / 198,873.65-298,312.92-58,635.11

Finding the Fourth Proportional to 198,873.65, 298,312.92 and 58,635.11

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Solution

The fourth proportional to 198,873.65, 298,312.92 and 58,635.11 is: 87,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,873.65 : 298,312.92 = 58,635.11 : x
  2. Step 2: Convert to fraction form
    198,873.65/298,312.92 = 58,635.11/x
  3. Step 3: Cross multiply
    198,873.65x = 298,312.92 × 58,635.11
  4. Step 4: Simplify right side
    198,873.65x = 17,491,611,624.40
  5. Step 5: Solve for x
    x = 17,491,611,624.40/198,873.65
  6. Step 6: Final answer
    x = 87,953.39

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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.