Home / 120,865.88-181,298.06-46,993.88

Finding the Fourth Proportional to 120,865.88, 181,298.06 and 46,993.88

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Solution

The fourth proportional to 120,865.88, 181,298.06 and 46,993.88 is: 70,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,865.88 : 181,298.06 = 46,993.88 : x
  2. Step 2: Convert to fraction form
    120,865.88/181,298.06 = 46,993.88/x
  3. Step 3: Cross multiply
    120,865.88x = 181,298.06 × 46,993.88
  4. Step 4: Simplify right side
    120,865.88x = 8,519,899,275.87
  5. Step 5: Solve for x
    x = 8,519,899,275.87/120,865.88
  6. Step 6: Final answer
    x = 70,490.52

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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.