Home / 146,629.95-202,349.22-79,561.95

Finding the Fourth Proportional to 146,629.95, 202,349.22 and 79,561.95

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Solution

The fourth proportional to 146,629.95, 202,349.22 and 79,561.95 is: 109,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,629.95 : 202,349.22 = 79,561.95 : x
  2. Step 2: Convert to fraction form
    146,629.95/202,349.22 = 79,561.95/x
  3. Step 3: Cross multiply
    146,629.95x = 202,349.22 × 79,561.95
  4. Step 4: Simplify right side
    146,629.95x = 16,099,298,524.18
  5. Step 5: Solve for x
    x = 16,099,298,524.18/146,629.95
  6. Step 6: Final answer
    x = 109,795.43

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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.