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Finding the Fourth Proportional to 102,596.70, 153,880.65 and 32,483.10

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Solution

The fourth proportional to 102,596.70, 153,880.65 and 32,483.10 is: 48,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,596.70 : 153,880.65 = 32,483.10 : x
  2. Step 2: Convert to fraction form
    102,596.70/153,880.65 = 32,483.10/x
  3. Step 3: Cross multiply
    102,596.70x = 153,880.65 × 32,483.10
  4. Step 4: Simplify right side
    102,596.70x = 4,998,520,542.02
  5. Step 5: Solve for x
    x = 4,998,520,542.02/102,596.70
  6. Step 6: Final answer
    x = 48,720.09

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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.