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Finding the Fourth Proportional to 37,496.40, 56,244.60 and 21,728.40

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Solution

The fourth proportional to 37,496.40, 56,244.60 and 21,728.40 is: 32,592.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,496.40 : 56,244.60 = 21,728.40 : x
  2. Step 2: Convert to fraction form
    37,496.40/56,244.60 = 21,728.40/x
  3. Step 3: Cross multiply
    37,496.40x = 56,244.60 × 21,728.40
  4. Step 4: Simplify right side
    37,496.40x = 1,222,105,166.64
  5. Step 5: Solve for x
    x = 1,222,105,166.64/37,496.40
  6. Step 6: Final answer
    x = 32,592.60

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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.