Home / 104,420.60-156,521.55-41,216.30

Finding the Fourth Proportional to 104,420.60, 156,521.55 and 41,216.30

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Solution

The fourth proportional to 104,420.60, 156,521.55 and 41,216.30 is: 61,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,420.60 : 156,521.55 = 41,216.30 : x
  2. Step 2: Convert to fraction form
    104,420.60/156,521.55 = 41,216.30/x
  3. Step 3: Cross multiply
    104,420.60x = 156,521.55 × 41,216.30
  4. Step 4: Simplify right side
    104,420.60x = 6,451,239,161.27
  5. Step 5: Solve for x
    x = 6,451,239,161.27/104,420.60
  6. Step 6: Final answer
    x = 61,781.29

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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.