Home / 49,428.63-74,480.24-40,855.59

Finding the Fourth Proportional to 49,428.63, 74,480.24 and 40,855.59

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Solution

The fourth proportional to 49,428.63, 74,480.24 and 40,855.59 is: 61,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,428.63 : 74,480.24 = 40,855.59 : x
  2. Step 2: Convert to fraction form
    49,428.63/74,480.24 = 40,855.59/x
  3. Step 3: Cross multiply
    49,428.63x = 74,480.24 × 40,855.59
  4. Step 4: Simplify right side
    49,428.63x = 3,042,934,250.68
  5. Step 5: Solve for x
    x = 3,042,934,250.68/49,428.63
  6. Step 6: Final answer
    x = 61,562.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.