Home / 104,243.76-156,364.34-25,358.04

Finding the Fourth Proportional to 104,243.76, 156,364.34 and 25,358.04

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Solution

The fourth proportional to 104,243.76, 156,364.34 and 25,358.04 is: 38,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,243.76 : 156,364.34 = 25,358.04 : x
  2. Step 2: Convert to fraction form
    104,243.76/156,364.34 = 25,358.04/x
  3. Step 3: Cross multiply
    104,243.76x = 156,364.34 × 25,358.04
  4. Step 4: Simplify right side
    104,243.76x = 3,965,093,061.50
  5. Step 5: Solve for x
    x = 3,965,093,061.50/104,243.76
  6. Step 6: Final answer
    x = 38,036.74

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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.