Home / 186,500.25-279,752.36-149,296.86

Finding the Fourth Proportional to 186,500.25, 279,752.36 and 149,296.86

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Solution

The fourth proportional to 186,500.25, 279,752.36 and 149,296.86 is: 223,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,500.25 : 279,752.36 = 149,296.86 : x
  2. Step 2: Convert to fraction form
    186,500.25/279,752.36 = 149,296.86/x
  3. Step 3: Cross multiply
    186,500.25x = 279,752.36 × 149,296.86
  4. Step 4: Simplify right side
    186,500.25x = 41,766,148,179.11
  5. Step 5: Solve for x
    x = 41,766,148,179.11/186,500.25
  6. Step 6: Final answer
    x = 223,946.88

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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.