Home / 74,983.24-112,459.56-27,582.04

Finding the Fourth Proportional to 74,983.24, 112,459.56 and 27,582.04

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Solution

The fourth proportional to 74,983.24, 112,459.56 and 27,582.04 is: 41,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,983.24 : 112,459.56 = 27,582.04 : x
  2. Step 2: Convert to fraction form
    74,983.24/112,459.56 = 27,582.04/x
  3. Step 3: Cross multiply
    74,983.24x = 112,459.56 × 27,582.04
  4. Step 4: Simplify right side
    74,983.24x = 3,101,864,082.30
  5. Step 5: Solve for x
    x = 3,101,864,082.30/74,983.24
  6. Step 6: Final answer
    x = 41,367.43

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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.