Home / 98,019.48-147,028.50-27,898.68

Finding the Fourth Proportional to 98,019.48, 147,028.50 and 27,898.68

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Solution

The fourth proportional to 98,019.48, 147,028.50 and 27,898.68 is: 41,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,019.48 : 147,028.50 = 27,898.68 : x
  2. Step 2: Convert to fraction form
    98,019.48/147,028.50 = 27,898.68/x
  3. Step 3: Cross multiply
    98,019.48x = 147,028.50 × 27,898.68
  4. Step 4: Simplify right side
    98,019.48x = 4,101,901,072.38
  5. Step 5: Solve for x
    x = 4,101,901,072.38/98,019.48
  6. Step 6: Final answer
    x = 41,847.82

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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.