Home / 186,119.09-279,042.53-59,687.37

Finding the Fourth Proportional to 186,119.09, 279,042.53 and 59,687.37

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Solution

The fourth proportional to 186,119.09, 279,042.53 and 59,687.37 is: 89,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,119.09 : 279,042.53 = 59,687.37 : x
  2. Step 2: Convert to fraction form
    186,119.09/279,042.53 = 59,687.37/x
  3. Step 3: Cross multiply
    186,119.09x = 279,042.53 × 59,687.37
  4. Step 4: Simplify right side
    186,119.09x = 16,655,314,883.06
  5. Step 5: Solve for x
    x = 16,655,314,883.06/186,119.09
  6. Step 6: Final answer
    x = 89,487.41

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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.