Home / 198,290.61-297,435.90-58,049.23

Finding the Fourth Proportional to 198,290.61, 297,435.90 and 58,049.23

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Solution

The fourth proportional to 198,290.61, 297,435.90 and 58,049.23 is: 87,073.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,290.61 : 297,435.90 = 58,049.23 : x
  2. Step 2: Convert to fraction form
    198,290.61/297,435.90 = 58,049.23/x
  3. Step 3: Cross multiply
    198,290.61x = 297,435.90 × 58,049.23
  4. Step 4: Simplify right side
    198,290.61x = 17,265,924,969.36
  5. Step 5: Solve for x
    x = 17,265,924,969.36/198,290.61
  6. Step 6: Final answer
    x = 87,073.84

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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.