Home / 198,973.74-298,515.20-58,732.32

Finding the Fourth Proportional to 198,973.74, 298,515.20 and 58,732.32

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Solution

The fourth proportional to 198,973.74, 298,515.20 and 58,732.32 is: 88,114.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,973.74 : 298,515.20 = 58,732.32 : x
  2. Step 2: Convert to fraction form
    198,973.74/298,515.20 = 58,732.32/x
  3. Step 3: Cross multiply
    198,973.74x = 298,515.20 × 58,732.32
  4. Step 4: Simplify right side
    198,973.74x = 17,532,489,957.60
  5. Step 5: Solve for x
    x = 17,532,489,957.60/198,973.74
  6. Step 6: Final answer
    x = 88,114.59

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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.