Home / 121,330.35-181,995.53-95,961.15

Finding the Fourth Proportional to 121,330.35, 181,995.53 and 95,961.15

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Solution

The fourth proportional to 121,330.35, 181,995.53 and 95,961.15 is: 143,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,330.35 : 181,995.53 = 95,961.15 : x
  2. Step 2: Convert to fraction form
    121,330.35/181,995.53 = 95,961.15/x
  3. Step 3: Cross multiply
    121,330.35x = 181,995.53 × 95,961.15
  4. Step 4: Simplify right side
    121,330.35x = 17,464,499,873.85
  5. Step 5: Solve for x
    x = 17,464,499,873.85/121,330.35
  6. Step 6: Final answer
    x = 143,941.73

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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.