Home / 198,897.04-298,355.39-56,763.26

Finding the Fourth Proportional to 198,897.04, 298,355.39 and 56,763.26

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Solution

The fourth proportional to 198,897.04, 298,355.39 and 56,763.26 is: 85,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,897.04 : 298,355.39 = 56,763.26 : x
  2. Step 2: Convert to fraction form
    198,897.04/298,355.39 = 56,763.26/x
  3. Step 3: Cross multiply
    198,897.04x = 298,355.39 × 56,763.26
  4. Step 4: Simplify right side
    198,897.04x = 16,935,624,574.97
  5. Step 5: Solve for x
    x = 16,935,624,574.97/198,897.04
  6. Step 6: Final answer
    x = 85,147.70

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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.