Home / 203,931.29-281,346.66-150,343.71

Finding the Fourth Proportional to 203,931.29, 281,346.66 and 150,343.71

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Solution

The fourth proportional to 203,931.29, 281,346.66 and 150,343.71 is: 207,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,931.29 : 281,346.66 = 150,343.71 : x
  2. Step 2: Convert to fraction form
    203,931.29/281,346.66 = 150,343.71/x
  3. Step 3: Cross multiply
    203,931.29x = 281,346.66 × 150,343.71
  4. Step 4: Simplify right side
    203,931.29x = 42,298,700,660.51
  5. Step 5: Solve for x
    x = 42,298,700,660.51/203,931.29
  6. Step 6: Final answer
    x = 207,416.44

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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.