Home / 120,795.03-181,165.01-45,923.49

Finding the Fourth Proportional to 120,795.03, 181,165.01 and 45,923.49

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Solution

The fourth proportional to 120,795.03, 181,165.01 and 45,923.49 is: 68,874.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,795.03 : 181,165.01 = 45,923.49 : x
  2. Step 2: Convert to fraction form
    120,795.03/181,165.01 = 45,923.49/x
  3. Step 3: Cross multiply
    120,795.03x = 181,165.01 × 45,923.49
  4. Step 4: Simplify right side
    120,795.03x = 8,319,729,295.47
  5. Step 5: Solve for x
    x = 8,319,729,295.47/120,795.03
  6. Step 6: Final answer
    x = 68,874.76

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1.5x scale

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.