Home / 161,729.37-241,456.87-123,578.98

Finding the Fourth Proportional to 161,729.37, 241,456.87 and 123,578.98

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Solution

The fourth proportional to 161,729.37, 241,456.87 and 123,578.98 is: 184,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,729.37 : 241,456.87 = 123,578.98 : x
  2. Step 2: Convert to fraction form
    161,729.37/241,456.87 = 123,578.98/x
  3. Step 3: Cross multiply
    161,729.37x = 241,456.87 × 123,578.98
  4. Step 4: Simplify right side
    161,729.37x = 29,838,993,259.42
  5. Step 5: Solve for x
    x = 29,838,993,259.42/161,729.37
  6. Step 6: Final answer
    x = 184,499.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.