Home / 74,295.69-111,471.28-29,935.03

Finding the Fourth Proportional to 74,295.69, 111,471.28 and 29,935.03

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Solution

The fourth proportional to 74,295.69, 111,471.28 and 29,935.03 is: 44,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,295.69 : 111,471.28 = 29,935.03 : x
  2. Step 2: Convert to fraction form
    74,295.69/111,471.28 = 29,935.03/x
  3. Step 3: Cross multiply
    74,295.69x = 111,471.28 × 29,935.03
  4. Step 4: Simplify right side
    74,295.69x = 3,336,895,757.42
  5. Step 5: Solve for x
    x = 3,336,895,757.42/74,295.69
  6. Step 6: Final answer
    x = 44,913.72

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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.