Home / 186,097.24-279,260.68-86,238.82

Finding the Fourth Proportional to 186,097.24, 279,260.68 and 86,238.82

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Solution

The fourth proportional to 186,097.24, 279,260.68 and 86,238.82 is: 129,411.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,097.24 : 279,260.68 = 86,238.82 : x
  2. Step 2: Convert to fraction form
    186,097.24/279,260.68 = 86,238.82/x
  3. Step 3: Cross multiply
    186,097.24x = 279,260.68 × 86,238.82
  4. Step 4: Simplify right side
    186,097.24x = 24,083,111,300.00
  5. Step 5: Solve for x
    x = 24,083,111,300.00/186,097.24
  6. Step 6: Final answer
    x = 129,411.44

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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.