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Finding the Fourth Proportional to 59,438.55, 82,033.60 and 36,784.84

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Solution

The fourth proportional to 59,438.55, 82,033.60 and 36,784.84 is: 50,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,438.55 : 82,033.60 = 36,784.84 : x
  2. Step 2: Convert to fraction form
    59,438.55/82,033.60 = 36,784.84/x
  3. Step 3: Cross multiply
    59,438.55x = 82,033.60 × 36,784.84
  4. Step 4: Simplify right side
    59,438.55x = 3,017,592,903.62
  5. Step 5: Solve for x
    x = 3,017,592,903.62/59,438.55
  6. Step 6: Final answer
    x = 50,768.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.