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Finding the Fourth Proportional to 66,880.50, 100,329.12 and 24,753.48

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Solution

The fourth proportional to 66,880.50, 100,329.12 and 24,753.48 is: 37,133.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,880.50 : 100,329.12 = 24,753.48 : x
  2. Step 2: Convert to fraction form
    66,880.50/100,329.12 = 24,753.48/x
  3. Step 3: Cross multiply
    66,880.50x = 100,329.12 × 24,753.48
  4. Step 4: Simplify right side
    66,880.50x = 2,483,494,865.34
  5. Step 5: Solve for x
    x = 2,483,494,865.34/66,880.50
  6. Step 6: Final answer
    x = 37,133.32

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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.