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Finding the Fourth Proportional to 177,447.60, 266,171.40 and 52,772.40

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Solution

The fourth proportional to 177,447.60, 266,171.40 and 52,772.40 is: 79,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,447.60 : 266,171.40 = 52,772.40 : x
  2. Step 2: Convert to fraction form
    177,447.60/266,171.40 = 52,772.40/x
  3. Step 3: Cross multiply
    177,447.60x = 266,171.40 × 52,772.40
  4. Step 4: Simplify right side
    177,447.60x = 14,046,503,589.36
  5. Step 5: Solve for x
    x = 14,046,503,589.36/177,447.60
  6. Step 6: Final answer
    x = 79,158.60

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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.