Home / 132,532.24-198,818-43,795.12

Finding the Fourth Proportional to 132,532.24, 198,818 and 43,795.12

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Solution

The fourth proportional to 132,532.24, 198,818 and 43,795.12 is: 65,699.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,532.24 : 198,818 = 43,795.12 : x
  2. Step 2: Convert to fraction form
    132,532.24/198,818 = 43,795.12/x
  3. Step 3: Cross multiply
    132,532.24x = 198,818 × 43,795.12
  4. Step 4: Simplify right side
    132,532.24x = 8,707,258,168.16
  5. Step 5: Solve for x
    x = 8,707,258,168.16/132,532.24
  6. Step 6: Final answer
    x = 65,699.17

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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.