Home / 100,734.13-151,049.18-29,647.53

Finding the Fourth Proportional to 100,734.13, 151,049.18 and 29,647.53

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Solution

The fourth proportional to 100,734.13, 151,049.18 and 29,647.53 is: 44,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,734.13 : 151,049.18 = 29,647.53 : x
  2. Step 2: Convert to fraction form
    100,734.13/151,049.18 = 29,647.53/x
  3. Step 3: Cross multiply
    100,734.13x = 151,049.18 × 29,647.53
  4. Step 4: Simplify right side
    100,734.13x = 4,478,234,829.08
  5. Step 5: Solve for x
    x = 4,478,234,829.08/100,734.13
  6. Step 6: Final answer
    x = 44,455.98

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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.