Home / 186,121.88-279,232.02-97,351.55

Finding the Fourth Proportional to 186,121.88, 279,232.02 and 97,351.55

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Solution

The fourth proportional to 186,121.88, 279,232.02 and 97,351.55 is: 146,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,121.88 : 279,232.02 = 97,351.55 : x
  2. Step 2: Convert to fraction form
    186,121.88/279,232.02 = 97,351.55/x
  3. Step 3: Cross multiply
    186,121.88x = 279,232.02 × 97,351.55
  4. Step 4: Simplify right side
    186,121.88x = 27,183,669,607.59
  5. Step 5: Solve for x
    x = 27,183,669,607.59/186,121.88
  6. Step 6: Final answer
    x = 146,053.06

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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.