Home / 99,028.40-148,532.06-27,949.28

Finding the Fourth Proportional to 99,028.40, 148,532.06 and 27,949.28

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Solution

The fourth proportional to 99,028.40, 148,532.06 and 27,949.28 is: 41,920.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,028.40 : 148,532.06 = 27,949.28 : x
  2. Step 2: Convert to fraction form
    99,028.40/148,532.06 = 27,949.28/x
  3. Step 3: Cross multiply
    99,028.40x = 148,532.06 × 27,949.28
  4. Step 4: Simplify right side
    99,028.40x = 4,151,363,461.13
  5. Step 5: Solve for x
    x = 4,151,363,461.13/99,028.40
  6. Step 6: Final answer
    x = 41,920.94

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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.