Home / 102,435.86-153,618.26-35,874.52

Finding the Fourth Proportional to 102,435.86, 153,618.26 and 35,874.52

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Solution

The fourth proportional to 102,435.86, 153,618.26 and 35,874.52 is: 53,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,435.86 : 153,618.26 = 35,874.52 : x
  2. Step 2: Convert to fraction form
    102,435.86/153,618.26 = 35,874.52/x
  3. Step 3: Cross multiply
    102,435.86x = 153,618.26 × 35,874.52
  4. Step 4: Simplify right side
    102,435.86x = 5,510,981,161.36
  5. Step 5: Solve for x
    x = 5,510,981,161.36/102,435.86
  6. Step 6: Final answer
    x = 53,799.34

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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.