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Finding the Fourth Proportional to 102,289.56, 153,412.47 and 32,152.47

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Solution

The fourth proportional to 102,289.56, 153,412.47 and 32,152.47 is: 48,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,289.56 : 153,412.47 = 32,152.47 : x
  2. Step 2: Convert to fraction form
    102,289.56/153,412.47 = 32,152.47/x
  3. Step 3: Cross multiply
    102,289.56x = 153,412.47 × 32,152.47
  4. Step 4: Simplify right side
    102,289.56x = 4,932,589,839.30
  5. Step 5: Solve for x
    x = 4,932,589,839.30/102,289.56
  6. Step 6: Final answer
    x = 48,221.83

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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.