Home / 186,540.90-279,851.34-60,188.38

Finding the Fourth Proportional to 186,540.90, 279,851.34 and 60,188.38

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Solution

The fourth proportional to 186,540.90, 279,851.34 and 60,188.38 is: 90,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,540.90 : 279,851.34 = 60,188.38 : x
  2. Step 2: Convert to fraction form
    186,540.90/279,851.34 = 60,188.38/x
  3. Step 3: Cross multiply
    186,540.90x = 279,851.34 × 60,188.38
  4. Step 4: Simplify right side
    186,540.90x = 16,843,798,795.43
  5. Step 5: Solve for x
    x = 16,843,798,795.43/186,540.90
  6. Step 6: Final answer
    x = 90,295.47

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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.