Home / 49,640.12-74,459.15-16,362.18

Finding the Fourth Proportional to 49,640.12, 74,459.15 and 16,362.18

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Solution

The fourth proportional to 49,640.12, 74,459.15 and 16,362.18 is: 24,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,640.12 : 74,459.15 = 16,362.18 : x
  2. Step 2: Convert to fraction form
    49,640.12/74,459.15 = 16,362.18/x
  3. Step 3: Cross multiply
    49,640.12x = 74,459.15 × 16,362.18
  4. Step 4: Simplify right side
    49,640.12x = 1,218,313,785.08
  5. Step 5: Solve for x
    x = 1,218,313,785.08/49,640.12
  6. Step 6: Final answer
    x = 24,542.93

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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.