Home / 79,592.05-109,834.70-43,782.04

Finding the Fourth Proportional to 79,592.05, 109,834.70 and 43,782.04

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Solution

The fourth proportional to 79,592.05, 109,834.70 and 43,782.04 is: 60,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,592.05 : 109,834.70 = 43,782.04 : x
  2. Step 2: Convert to fraction form
    79,592.05/109,834.70 = 43,782.04/x
  3. Step 3: Cross multiply
    79,592.05x = 109,834.70 × 43,782.04
  4. Step 4: Simplify right side
    79,592.05x = 4,808,786,735.29
  5. Step 5: Solve for x
    x = 4,808,786,735.29/79,592.05
  6. Step 6: Final answer
    x = 60,417.93

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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.