Home / 49,895.42-74,822.47-20,293.16

Finding the Fourth Proportional to 49,895.42, 74,822.47 and 20,293.16

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Solution

The fourth proportional to 49,895.42, 74,822.47 and 20,293.16 is: 30,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,895.42 : 74,822.47 = 20,293.16 : x
  2. Step 2: Convert to fraction form
    49,895.42/74,822.47 = 20,293.16/x
  3. Step 3: Cross multiply
    49,895.42x = 74,822.47 × 20,293.16
  4. Step 4: Simplify right side
    49,895.42x = 1,518,383,930.46
  5. Step 5: Solve for x
    x = 1,518,383,930.46/49,895.42
  6. Step 6: Final answer
    x = 30,431.33

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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.