Home / 69,514.38-104,179.29-36,225.50

Finding the Fourth Proportional to 69,514.38, 104,179.29 and 36,225.50

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Solution

The fourth proportional to 69,514.38, 104,179.29 and 36,225.50 is: 54,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,514.38 : 104,179.29 = 36,225.50 : x
  2. Step 2: Convert to fraction form
    69,514.38/104,179.29 = 36,225.50/x
  3. Step 3: Cross multiply
    69,514.38x = 104,179.29 × 36,225.50
  4. Step 4: Simplify right side
    69,514.38x = 3,773,946,869.90
  5. Step 5: Solve for x
    x = 3,773,946,869.90/69,514.38
  6. Step 6: Final answer
    x = 54,290.16

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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.