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Finding the Fourth Proportional to 254,500, 351,224.58 and 141,330.04

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Solution

The fourth proportional to 254,500, 351,224.58 and 141,330.04 is: 195,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,500 : 351,224.58 = 141,330.04 : x
  2. Step 2: Convert to fraction form
    254,500/351,224.58 = 141,330.04/x
  3. Step 3: Cross multiply
    254,500x = 351,224.58 × 141,330.04
  4. Step 4: Simplify right side
    254,500x = 49,638,583,940.38
  5. Step 5: Solve for x
    x = 49,638,583,940.38/254,500
  6. Step 6: Final answer
    x = 195,043.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.