Home / 186,162.33-279,049.06-91,261.11

Finding the Fourth Proportional to 186,162.33, 279,049.06 and 91,261.11

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Solution

The fourth proportional to 186,162.33, 279,049.06 and 91,261.11 is: 136,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,162.33 : 279,049.06 = 91,261.11 : x
  2. Step 2: Convert to fraction form
    186,162.33/279,049.06 = 91,261.11/x
  3. Step 3: Cross multiply
    186,162.33x = 279,049.06 × 91,261.11
  4. Step 4: Simplify right side
    186,162.33x = 25,466,326,960.06
  5. Step 5: Solve for x
    x = 25,466,326,960.06/186,162.33
  6. Step 6: Final answer
    x = 136,796.35

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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.