Home / 115,928.03-173,665.66-79,898.04

Finding the Fourth Proportional to 115,928.03, 173,665.66 and 79,898.04

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Solution

The fourth proportional to 115,928.03, 173,665.66 and 79,898.04 is: 119,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,928.03 : 173,665.66 = 79,898.04 : x
  2. Step 2: Convert to fraction form
    115,928.03/173,665.66 = 79,898.04/x
  3. Step 3: Cross multiply
    115,928.03x = 173,665.66 × 79,898.04
  4. Step 4: Simplify right side
    115,928.03x = 13,875,545,649.56
  5. Step 5: Solve for x
    x = 13,875,545,649.56/115,928.03
  6. Step 6: Final answer
    x = 119,691.03

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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.