Home / 108,051.04-149,118.87-60,311.55

Finding the Fourth Proportional to 108,051.04, 149,118.87 and 60,311.55

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Solution

The fourth proportional to 108,051.04, 149,118.87 and 60,311.55 is: 83,234.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,051.04 : 149,118.87 = 60,311.55 : x
  2. Step 2: Convert to fraction form
    108,051.04/149,118.87 = 60,311.55/x
  3. Step 3: Cross multiply
    108,051.04x = 149,118.87 × 60,311.55
  4. Step 4: Simplify right side
    108,051.04x = 8,993,590,183.95
  5. Step 5: Solve for x
    x = 8,993,590,183.95/108,051.04
  6. Step 6: Final answer
    x = 83,234.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.