Home / 186,078.39-278,991.24-94,669.13

Finding the Fourth Proportional to 186,078.39, 278,991.24 and 94,669.13

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Solution

The fourth proportional to 186,078.39, 278,991.24 and 94,669.13 is: 141,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,078.39 : 278,991.24 = 94,669.13 : x
  2. Step 2: Convert to fraction form
    186,078.39/278,991.24 = 94,669.13/x
  3. Step 3: Cross multiply
    186,078.39x = 278,991.24 × 94,669.13
  4. Step 4: Simplify right side
    186,078.39x = 26,411,856,573.47
  5. Step 5: Solve for x
    x = 26,411,856,573.47/186,078.39
  6. Step 6: Final answer
    x = 141,939.41

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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.