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Finding the Fourth Proportional to 32,347.68, 48,431.54 and 16,518.52

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Solution

The fourth proportional to 32,347.68, 48,431.54 and 16,518.52 is: 24,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,347.68 : 48,431.54 = 16,518.52 : x
  2. Step 2: Convert to fraction form
    32,347.68/48,431.54 = 16,518.52/x
  3. Step 3: Cross multiply
    32,347.68x = 48,431.54 × 16,518.52
  4. Step 4: Simplify right side
    32,347.68x = 800,017,362.12
  5. Step 5: Solve for x
    x = 800,017,362.12/32,347.68
  6. Step 6: Final answer
    x = 24,731.83

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1.5x scale

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.