Home / 198,885.16-274,466.58-108,246.04

Finding the Fourth Proportional to 198,885.16, 274,466.58 and 108,246.04

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Solution

The fourth proportional to 198,885.16, 274,466.58 and 108,246.04 is: 149,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,885.16 : 274,466.58 = 108,246.04 : x
  2. Step 2: Convert to fraction form
    198,885.16/274,466.58 = 108,246.04/x
  3. Step 3: Cross multiply
    198,885.16x = 274,466.58 × 108,246.04
  4. Step 4: Simplify right side
    198,885.16x = 29,709,920,397.34
  5. Step 5: Solve for x
    x = 29,709,920,397.34/198,885.16
  6. Step 6: Final answer
    x = 149,382.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.