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Finding the Fourth Proportional to 118,344.60, 177,617.70 and 48,274.20

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Solution

The fourth proportional to 118,344.60, 177,617.70 and 48,274.20 is: 72,452.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,344.60 : 177,617.70 = 48,274.20 : x
  2. Step 2: Convert to fraction form
    118,344.60/177,617.70 = 48,274.20/x
  3. Step 3: Cross multiply
    118,344.60x = 177,617.70 × 48,274.20
  4. Step 4: Simplify right side
    118,344.60x = 8,574,352,373.34
  5. Step 5: Solve for x
    x = 8,574,352,373.34/118,344.60
  6. Step 6: Final answer
    x = 72,452.42

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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.