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Finding the Fourth Proportional to 59,504.43, 89,212.90 and 28,361.55

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Solution

The fourth proportional to 59,504.43, 89,212.90 and 28,361.55 is: 42,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,504.43 : 89,212.90 = 28,361.55 : x
  2. Step 2: Convert to fraction form
    59,504.43/89,212.90 = 28,361.55/x
  3. Step 3: Cross multiply
    59,504.43x = 89,212.90 × 28,361.55
  4. Step 4: Simplify right side
    59,504.43x = 2,530,216,124.00
  5. Step 5: Solve for x
    x = 2,530,216,124.00/59,504.43
  6. Step 6: Final answer
    x = 42,521.47

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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.