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Finding the Fourth Proportional to 175,673.60, 263,510.40 and 96,747.20

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Solution

The fourth proportional to 175,673.60, 263,510.40 and 96,747.20 is: 145,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,673.60 : 263,510.40 = 96,747.20 : x
  2. Step 2: Convert to fraction form
    175,673.60/263,510.40 = 96,747.20/x
  3. Step 3: Cross multiply
    175,673.60x = 263,510.40 × 96,747.20
  4. Step 4: Simplify right side
    175,673.60x = 25,493,893,370.88
  5. Step 5: Solve for x
    x = 25,493,893,370.88/175,673.60
  6. Step 6: Final answer
    x = 145,120.80

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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.