Home / 198,775.04-298,172.16-58,535.04

Finding the Fourth Proportional to 198,775.04, 298,172.16 and 58,535.04

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Solution

The fourth proportional to 198,775.04, 298,172.16 and 58,535.04 is: 87,805.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,775.04 : 298,172.16 = 58,535.04 : x
  2. Step 2: Convert to fraction form
    198,775.04/298,172.16 = 58,535.04/x
  3. Step 3: Cross multiply
    198,775.04x = 298,172.16 × 58,535.04
  4. Step 4: Simplify right side
    198,775.04x = 17,453,519,312.49
  5. Step 5: Solve for x
    x = 17,453,519,312.49/198,775.04
  6. Step 6: Final answer
    x = 87,805.39

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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.