Home / 198,185.49-297,288.61-56,041.16

Finding the Fourth Proportional to 198,185.49, 297,288.61 and 56,041.16

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Solution

The fourth proportional to 198,185.49, 297,288.61 and 56,041.16 is: 84,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,185.49 : 297,288.61 = 56,041.16 : x
  2. Step 2: Convert to fraction form
    198,185.49/297,288.61 = 56,041.16/x
  3. Step 3: Cross multiply
    198,185.49x = 297,288.61 × 56,041.16
  4. Step 4: Simplify right side
    198,185.49x = 16,660,399,022.20
  5. Step 5: Solve for x
    x = 16,660,399,022.20/198,185.49
  6. Step 6: Final answer
    x = 84,064.68

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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.