Home / 263,535.70-363,689.62-148,838.49

Finding the Fourth Proportional to 263,535.70, 363,689.62 and 148,838.49

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Solution

The fourth proportional to 263,535.70, 363,689.62 and 148,838.49 is: 205,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,535.70 : 363,689.62 = 148,838.49 : x
  2. Step 2: Convert to fraction form
    263,535.70/363,689.62 = 148,838.49/x
  3. Step 3: Cross multiply
    263,535.70x = 363,689.62 × 148,838.49
  4. Step 4: Simplify right side
    263,535.70x = 54,131,013,869.47
  5. Step 5: Solve for x
    x = 54,131,013,869.47/263,535.70
  6. Step 6: Final answer
    x = 205,402.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.