Home / 198,002.80-297,004.20-92,832.40

Finding the Fourth Proportional to 198,002.80, 297,004.20 and 92,832.40

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Solution

The fourth proportional to 198,002.80, 297,004.20 and 92,832.40 is: 139,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,002.80 : 297,004.20 = 92,832.40 : x
  2. Step 2: Convert to fraction form
    198,002.80/297,004.20 = 92,832.40/x
  3. Step 3: Cross multiply
    198,002.80x = 297,004.20 × 92,832.40
  4. Step 4: Simplify right side
    198,002.80x = 27,571,612,696.08
  5. Step 5: Solve for x
    x = 27,571,612,696.08/198,002.80
  6. Step 6: Final answer
    x = 139,248.60

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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.