Home / 198,624.03-297,842.13-72,176.16

Finding the Fourth Proportional to 198,624.03, 297,842.13 and 72,176.16

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Solution

The fourth proportional to 198,624.03, 297,842.13 and 72,176.16 is: 108,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,624.03 : 297,842.13 = 72,176.16 : x
  2. Step 2: Convert to fraction form
    198,624.03/297,842.13 = 72,176.16/x
  3. Step 3: Cross multiply
    198,624.03x = 297,842.13 × 72,176.16
  4. Step 4: Simplify right side
    198,624.03x = 21,497,101,229.62
  5. Step 5: Solve for x
    x = 21,497,101,229.62/198,624.03
  6. Step 6: Final answer
    x = 108,230.11

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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.