Home / 105,741.24-158,621.17-29,840.45

Finding the Fourth Proportional to 105,741.24, 158,621.17 and 29,840.45

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Solution

The fourth proportional to 105,741.24, 158,621.17 and 29,840.45 is: 44,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,741.24 : 158,621.17 = 29,840.45 : x
  2. Step 2: Convert to fraction form
    105,741.24/158,621.17 = 29,840.45/x
  3. Step 3: Cross multiply
    105,741.24x = 158,621.17 × 29,840.45
  4. Step 4: Simplify right side
    105,741.24x = 4,733,327,092.33
  5. Step 5: Solve for x
    x = 4,733,327,092.33/105,741.24
  6. Step 6: Final answer
    x = 44,763.30

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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.