Home / 186,354.27-279,673.02-136,564.38

Finding the Fourth Proportional to 186,354.27, 279,673.02 and 136,564.38

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Solution

The fourth proportional to 186,354.27, 279,673.02 and 136,564.38 is: 204,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,354.27 : 279,673.02 = 136,564.38 : x
  2. Step 2: Convert to fraction form
    186,354.27/279,673.02 = 136,564.38/x
  3. Step 3: Cross multiply
    186,354.27x = 279,673.02 × 136,564.38
  4. Step 4: Simplify right side
    186,354.27x = 38,193,372,579.03
  5. Step 5: Solve for x
    x = 38,193,372,579.03/186,354.27
  6. Step 6: Final answer
    x = 204,950.35

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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.