Home / 104,213.62-156,320.02-25,328.08

Finding the Fourth Proportional to 104,213.62, 156,320.02 and 25,328.08

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Solution

The fourth proportional to 104,213.62, 156,320.02 and 25,328.08 is: 37,992.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,213.62 : 156,320.02 = 25,328.08 : x
  2. Step 2: Convert to fraction form
    104,213.62/156,320.02 = 25,328.08/x
  3. Step 3: Cross multiply
    104,213.62x = 156,320.02 × 25,328.08
  4. Step 4: Simplify right side
    104,213.62x = 3,959,285,972.16
  5. Step 5: Solve for x
    x = 3,959,285,972.16/104,213.62
  6. Step 6: Final answer
    x = 37,992.02

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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.