Home / 198,947.04-298,475.19-58,705.65

Finding the Fourth Proportional to 198,947.04, 298,475.19 and 58,705.65

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Solution

The fourth proportional to 198,947.04, 298,475.19 and 58,705.65 is: 88,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,947.04 : 298,475.19 = 58,705.65 : x
  2. Step 2: Convert to fraction form
    198,947.04/298,475.19 = 58,705.65/x
  3. Step 3: Cross multiply
    198,947.04x = 298,475.19 × 58,705.65
  4. Step 4: Simplify right side
    198,947.04x = 17,522,180,037.82
  5. Step 5: Solve for x
    x = 17,522,180,037.82/198,947.04
  6. Step 6: Final answer
    x = 88,074.60

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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.