Home / 49,621.20-74,265.45-40,736.04

Finding the Fourth Proportional to 49,621.20, 74,265.45 and 40,736.04

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Solution

The fourth proportional to 49,621.20, 74,265.45 and 40,736.04 is: 60,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,621.20 : 74,265.45 = 40,736.04 : x
  2. Step 2: Convert to fraction form
    49,621.20/74,265.45 = 40,736.04/x
  3. Step 3: Cross multiply
    49,621.20x = 74,265.45 × 40,736.04
  4. Step 4: Simplify right side
    49,621.20x = 3,025,280,341.82
  5. Step 5: Solve for x
    x = 3,025,280,341.82/49,621.20
  6. Step 6: Final answer
    x = 60,967.50

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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.