Home / 102,733.92-154,145.43-36,221.58

Finding the Fourth Proportional to 102,733.92, 154,145.43 and 36,221.58

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Solution

The fourth proportional to 102,733.92, 154,145.43 and 36,221.58 is: 54,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,733.92 : 154,145.43 = 36,221.58 : x
  2. Step 2: Convert to fraction form
    102,733.92/154,145.43 = 36,221.58/x
  3. Step 3: Cross multiply
    102,733.92x = 154,145.43 × 36,221.58
  4. Step 4: Simplify right side
    102,733.92x = 5,583,391,024.38
  5. Step 5: Solve for x
    x = 5,583,391,024.38/102,733.92
  6. Step 6: Final answer
    x = 54,348.08

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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.