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Finding the Fourth Proportional to 63,468.54, 87,582.60 and 35,172

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Solution

The fourth proportional to 63,468.54, 87,582.60 and 35,172 is: 48,535.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,468.54 : 87,582.60 = 35,172 : x
  2. Step 2: Convert to fraction form
    63,468.54/87,582.60 = 35,172/x
  3. Step 3: Cross multiply
    63,468.54x = 87,582.60 × 35,172
  4. Step 4: Simplify right side
    63,468.54x = 3,080,455,207.20
  5. Step 5: Solve for x
    x = 3,080,455,207.20/63,468.54
  6. Step 6: Final answer
    x = 48,535.15

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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.