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Finding the Fourth Proportional to 104,450.30, 156,617.85 and 42,050.30

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Solution

The fourth proportional to 104,450.30, 156,617.85 and 42,050.30 is: 63,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,450.30 : 156,617.85 = 42,050.30 : x
  2. Step 2: Convert to fraction form
    104,450.30/156,617.85 = 42,050.30/x
  3. Step 3: Cross multiply
    104,450.30x = 156,617.85 × 42,050.30
  4. Step 4: Simplify right side
    104,450.30x = 6,585,827,577.86
  5. Step 5: Solve for x
    x = 6,585,827,577.86/104,450.30
  6. Step 6: Final answer
    x = 63,052.26

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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.