Home / 82,033.20-123,077.10-29,446.80

Finding the Fourth Proportional to 82,033.20, 123,077.10 and 29,446.80

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Solution

The fourth proportional to 82,033.20, 123,077.10 and 29,446.80 is: 44,180.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,033.20 : 123,077.10 = 29,446.80 : x
  2. Step 2: Convert to fraction form
    82,033.20/123,077.10 = 29,446.80/x
  3. Step 3: Cross multiply
    82,033.20x = 123,077.10 × 29,446.80
  4. Step 4: Simplify right side
    82,033.20x = 3,624,226,748.28
  5. Step 5: Solve for x
    x = 3,624,226,748.28/82,033.20
  6. Step 6: Final answer
    x = 44,180.00

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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.