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Finding the Fourth Proportional to 59,783.40, 89,675.10 and 50,160.60

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Solution

The fourth proportional to 59,783.40, 89,675.10 and 50,160.60 is: 75,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,783.40 : 89,675.10 = 50,160.60 : x
  2. Step 2: Convert to fraction form
    59,783.40/89,675.10 = 50,160.60/x
  3. Step 3: Cross multiply
    59,783.40x = 89,675.10 × 50,160.60
  4. Step 4: Simplify right side
    59,783.40x = 4,498,156,821.06
  5. Step 5: Solve for x
    x = 4,498,156,821.06/59,783.40
  6. Step 6: Final answer
    x = 75,240.90

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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.