Home / 186,822.33-280,382.94-98,128.14

Finding the Fourth Proportional to 186,822.33, 280,382.94 and 98,128.14

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Solution

The fourth proportional to 186,822.33, 280,382.94 and 98,128.14 is: 147,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,822.33 : 280,382.94 = 98,128.14 : x
  2. Step 2: Convert to fraction form
    186,822.33/280,382.94 = 98,128.14/x
  3. Step 3: Cross multiply
    186,822.33x = 280,382.94 × 98,128.14
  4. Step 4: Simplify right side
    186,822.33x = 27,513,456,389.93
  5. Step 5: Solve for x
    x = 27,513,456,389.93/186,822.33
  6. Step 6: Final answer
    x = 147,270.71

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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.