Home / 121,311.32-181,999.73-37,069.17

Finding the Fourth Proportional to 121,311.32, 181,999.73 and 37,069.17

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Solution

The fourth proportional to 121,311.32, 181,999.73 and 37,069.17 is: 55,613.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,311.32 : 181,999.73 = 37,069.17 : x
  2. Step 2: Convert to fraction form
    121,311.32/181,999.73 = 37,069.17/x
  3. Step 3: Cross multiply
    121,311.32x = 181,999.73 × 37,069.17
  4. Step 4: Simplify right side
    121,311.32x = 6,746,578,745.98
  5. Step 5: Solve for x
    x = 6,746,578,745.98/121,311.32
  6. Step 6: Final answer
    x = 55,613.76

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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.