Home / 96,428.40-144,652.12-33,240.21

Finding the Fourth Proportional to 96,428.40, 144,652.12 and 33,240.21

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Solution

The fourth proportional to 96,428.40, 144,652.12 and 33,240.21 is: 49,863.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,428.40 : 144,652.12 = 33,240.21 : x
  2. Step 2: Convert to fraction form
    96,428.40/144,652.12 = 33,240.21/x
  3. Step 3: Cross multiply
    96,428.40x = 144,652.12 × 33,240.21
  4. Step 4: Simplify right side
    96,428.40x = 4,808,265,956.28
  5. Step 5: Solve for x
    x = 4,808,265,956.28/96,428.40
  6. Step 6: Final answer
    x = 49,863.59

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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.