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Finding the Fourth Proportional to 104,028.30, 156,042.45 and 93,530.70

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Solution

The fourth proportional to 104,028.30, 156,042.45 and 93,530.70 is: 140,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,028.30 : 156,042.45 = 93,530.70 : x
  2. Step 2: Convert to fraction form
    104,028.30/156,042.45 = 93,530.70/x
  3. Step 3: Cross multiply
    104,028.30x = 156,042.45 × 93,530.70
  4. Step 4: Simplify right side
    104,028.30x = 14,594,759,578.22
  5. Step 5: Solve for x
    x = 14,594,759,578.22/104,028.30
  6. Step 6: Final answer
    x = 140,296.05

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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.