Home / 132,274.49-198,419.23-42,325.11

Finding the Fourth Proportional to 132,274.49, 198,419.23 and 42,325.11

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Solution

The fourth proportional to 132,274.49, 198,419.23 and 42,325.11 is: 63,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,274.49 : 198,419.23 = 42,325.11 : x
  2. Step 2: Convert to fraction form
    132,274.49/198,419.23 = 42,325.11/x
  3. Step 3: Cross multiply
    132,274.49x = 198,419.23 × 42,325.11
  4. Step 4: Simplify right side
    132,274.49x = 8,398,115,524.24
  5. Step 5: Solve for x
    x = 8,398,115,524.24/132,274.49
  6. Step 6: Final answer
    x = 63,490.06

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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.