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Finding the Fourth Proportional to 32,493.60, 48,740.40 and 30,525.30

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Solution

The fourth proportional to 32,493.60, 48,740.40 and 30,525.30 is: 45,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,493.60 : 48,740.40 = 30,525.30 : x
  2. Step 2: Convert to fraction form
    32,493.60/48,740.40 = 30,525.30/x
  3. Step 3: Cross multiply
    32,493.60x = 48,740.40 × 30,525.30
  4. Step 4: Simplify right side
    32,493.60x = 1,487,815,332.12
  5. Step 5: Solve for x
    x = 1,487,815,332.12/32,493.60
  6. Step 6: Final answer
    x = 45,787.95

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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.