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Finding the Fourth Proportional to 35,829.20, 53,743.80 and 35,829.20

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Solution

The fourth proportional to 35,829.20, 53,743.80 and 35,829.20 is: 53,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.20 : 53,743.80 = 35,829.20 : x
  2. Step 2: Convert to fraction form
    35,829.20/53,743.80 = 35,829.20/x
  3. Step 3: Cross multiply
    35,829.20x = 53,743.80 × 35,829.20
  4. Step 4: Simplify right side
    35,829.20x = 1,925,597,358.96
  5. Step 5: Solve for x
    x = 1,925,597,358.96/35,829.20
  6. Step 6: Final answer
    x = 53,743.80

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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.