Home / 49,385.10-74,029.05-44,136.30

Finding the Fourth Proportional to 49,385.10, 74,029.05 and 44,136.30

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Solution

The fourth proportional to 49,385.10, 74,029.05 and 44,136.30 is: 66,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,385.10 : 74,029.05 = 44,136.30 : x
  2. Step 2: Convert to fraction form
    49,385.10/74,029.05 = 44,136.30/x
  3. Step 3: Cross multiply
    49,385.10x = 74,029.05 × 44,136.30
  4. Step 4: Simplify right side
    49,385.10x = 3,267,368,359.52
  5. Step 5: Solve for x
    x = 3,267,368,359.52/49,385.10
  6. Step 6: Final answer
    x = 66,161.02

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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.