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Finding the Fourth Proportional to 96,385.20, 144,750.60 and 93,274.80

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Solution

The fourth proportional to 96,385.20, 144,750.60 and 93,274.80 is: 140,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,385.20 : 144,750.60 = 93,274.80 : x
  2. Step 2: Convert to fraction form
    96,385.20/144,750.60 = 93,274.80/x
  3. Step 3: Cross multiply
    96,385.20x = 144,750.60 × 93,274.80
  4. Step 4: Simplify right side
    96,385.20x = 13,501,583,264.88
  5. Step 5: Solve for x
    x = 13,501,583,264.88/96,385.20
  6. Step 6: Final answer
    x = 140,079.42

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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.