Home / 104,678.43-157,013.97-29,799

Finding the Fourth Proportional to 104,678.43, 157,013.97 and 29,799

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Solution

The fourth proportional to 104,678.43, 157,013.97 and 29,799 is: 44,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,678.43 : 157,013.97 = 29,799 : x
  2. Step 2: Convert to fraction form
    104,678.43/157,013.97 = 29,799/x
  3. Step 3: Cross multiply
    104,678.43x = 157,013.97 × 29,799
  4. Step 4: Simplify right side
    104,678.43x = 4,678,859,292.03
  5. Step 5: Solve for x
    x = 4,678,859,292.03/104,678.43
  6. Step 6: Final answer
    x = 44,697.45

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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.