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Finding the Fourth Proportional to 35,954.97, 53,913.46 and 15,955.78

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Solution

The fourth proportional to 35,954.97, 53,913.46 and 15,955.78 is: 23,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,954.97 : 53,913.46 = 15,955.78 : x
  2. Step 2: Convert to fraction form
    35,954.97/53,913.46 = 15,955.78/x
  3. Step 3: Cross multiply
    35,954.97x = 53,913.46 × 15,955.78
  4. Step 4: Simplify right side
    35,954.97x = 860,231,037.23
  5. Step 5: Solve for x
    x = 860,231,037.23/35,954.97
  6. Step 6: Final answer
    x = 23,925.23

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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.