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Finding the Fourth Proportional to 35,251.20, 53,913.60 and 35,251.20

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Solution

The fourth proportional to 35,251.20, 53,913.60 and 35,251.20 is: 53,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.20 : 53,913.60 = 35,251.20 : x
  2. Step 2: Convert to fraction form
    35,251.20/53,913.60 = 35,251.20/x
  3. Step 3: Cross multiply
    35,251.20x = 53,913.60 × 35,251.20
  4. Step 4: Simplify right side
    35,251.20x = 1,900,519,096.32
  5. Step 5: Solve for x
    x = 1,900,519,096.32/35,251.20
  6. Step 6: Final answer
    x = 53,913.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.