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Finding the Fourth Proportional to 32,493.99, 48,740.99 and 20,881.02

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Solution

The fourth proportional to 32,493.99, 48,740.99 and 20,881.02 is: 31,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,493.99 : 48,740.99 = 20,881.02 : x
  2. Step 2: Convert to fraction form
    32,493.99/48,740.99 = 20,881.02/x
  3. Step 3: Cross multiply
    32,493.99x = 48,740.99 × 20,881.02
  4. Step 4: Simplify right side
    32,493.99x = 1,017,761,587.01
  5. Step 5: Solve for x
    x = 1,017,761,587.01/32,493.99
  6. Step 6: Final answer
    x = 31,321.53

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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.