Home / 102,813.45-153,793.67-96,514.89

Finding the Fourth Proportional to 102,813.45, 153,793.67 and 96,514.89

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Solution

The fourth proportional to 102,813.45, 153,793.67 and 96,514.89 is: 144,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,813.45 : 153,793.67 = 96,514.89 : x
  2. Step 2: Convert to fraction form
    102,813.45/153,793.67 = 96,514.89/x
  3. Step 3: Cross multiply
    102,813.45x = 153,793.67 × 96,514.89
  4. Step 4: Simplify right side
    102,813.45x = 14,843,378,660.17
  5. Step 5: Solve for x
    x = 14,843,378,660.17/102,813.45
  6. Step 6: Final answer
    x = 144,371.95

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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.