Home / 198,220.84-297,333.69-57,982.30

Finding the Fourth Proportional to 198,220.84, 297,333.69 and 57,982.30

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Solution

The fourth proportional to 198,220.84, 297,333.69 and 57,982.30 is: 86,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,220.84 : 297,333.69 = 57,982.30 : x
  2. Step 2: Convert to fraction form
    198,220.84/297,333.69 = 57,982.30/x
  3. Step 3: Cross multiply
    198,220.84x = 297,333.69 × 57,982.30
  4. Step 4: Simplify right side
    198,220.84x = 17,240,091,213.69
  5. Step 5: Solve for x
    x = 17,240,091,213.69/198,220.84
  6. Step 6: Final answer
    x = 86,974.16

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1.5x scale

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.