Home / 49,530.95-74,298.85-19,944.79

Finding the Fourth Proportional to 49,530.95, 74,298.85 and 19,944.79

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Solution

The fourth proportional to 49,530.95, 74,298.85 and 19,944.79 is: 29,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.95 : 74,298.85 = 19,944.79 : x
  2. Step 2: Convert to fraction form
    49,530.95/74,298.85 = 19,944.79/x
  3. Step 3: Cross multiply
    49,530.95x = 74,298.85 × 19,944.79
  4. Step 4: Simplify right side
    49,530.95x = 1,481,874,960.49
  5. Step 5: Solve for x
    x = 1,481,874,960.49/49,530.95
  6. Step 6: Final answer
    x = 29,918.16

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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.