Home / 132,299.32-198,476.28-43,558.12

Finding the Fourth Proportional to 132,299.32, 198,476.28 and 43,558.12

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Solution

The fourth proportional to 132,299.32, 198,476.28 and 43,558.12 is: 65,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,299.32 : 198,476.28 = 43,558.12 : x
  2. Step 2: Convert to fraction form
    132,299.32/198,476.28 = 43,558.12/x
  3. Step 3: Cross multiply
    132,299.32x = 198,476.28 × 43,558.12
  4. Step 4: Simplify right side
    132,299.32x = 8,645,253,621.39
  5. Step 5: Solve for x
    x = 8,645,253,621.39/132,299.32
  6. Step 6: Final answer
    x = 65,346.17

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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.