Home / 131,902.04-181,924.39-113,536.42

Finding the Fourth Proportional to 131,902.04, 181,924.39 and 113,536.42

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Solution

The fourth proportional to 131,902.04, 181,924.39 and 113,536.42 is: 156,593.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,902.04 : 181,924.39 = 113,536.42 : x
  2. Step 2: Convert to fraction form
    131,902.04/181,924.39 = 113,536.42/x
  3. Step 3: Cross multiply
    131,902.04x = 181,924.39 × 113,536.42
  4. Step 4: Simplify right side
    131,902.04x = 20,655,043,951.28
  5. Step 5: Solve for x
    x = 20,655,043,951.28/131,902.04
  6. Step 6: Final answer
    x = 156,593.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.