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Finding the Fourth Proportional to 104,050.60, 156,114.30 and 100,210.60

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Solution

The fourth proportional to 104,050.60, 156,114.30 and 100,210.60 is: 150,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,050.60 : 156,114.30 = 100,210.60 : x
  2. Step 2: Convert to fraction form
    104,050.60/156,114.30 = 100,210.60/x
  3. Step 3: Cross multiply
    104,050.60x = 156,114.30 × 100,210.60
  4. Step 4: Simplify right side
    104,050.60x = 15,644,307,671.58
  5. Step 5: Solve for x
    x = 15,644,307,671.58/104,050.60
  6. Step 6: Final answer
    x = 150,352.88

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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.