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Finding the Fourth Proportional to 102,175.60, 153,289.34 and 32,055.52

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Solution

The fourth proportional to 102,175.60, 153,289.34 and 32,055.52 is: 48,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,175.60 : 153,289.34 = 32,055.52 : x
  2. Step 2: Convert to fraction form
    102,175.60/153,289.34 = 32,055.52/x
  3. Step 3: Cross multiply
    102,175.60x = 153,289.34 × 32,055.52
  4. Step 4: Simplify right side
    102,175.60x = 4,913,769,504.16
  5. Step 5: Solve for x
    x = 4,913,769,504.16/102,175.60
  6. Step 6: Final answer
    x = 48,091.42

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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.