Home / 198,418.64-297,677.40-58,177.26

Finding the Fourth Proportional to 198,418.64, 297,677.40 and 58,177.26

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Solution

The fourth proportional to 198,418.64, 297,677.40 and 58,177.26 is: 87,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,418.64 : 297,677.40 = 58,177.26 : x
  2. Step 2: Convert to fraction form
    198,418.64/297,677.40 = 58,177.26/x
  3. Step 3: Cross multiply
    198,418.64x = 297,677.40 × 58,177.26
  4. Step 4: Simplify right side
    198,418.64x = 17,318,055,674.72
  5. Step 5: Solve for x
    x = 17,318,055,674.72/198,418.64
  6. Step 6: Final answer
    x = 87,280.39

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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.