Home / 183,721.07-275,581.80-72,913.07

Finding the Fourth Proportional to 183,721.07, 275,581.80 and 72,913.07

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Solution

The fourth proportional to 183,721.07, 275,581.80 and 72,913.07 is: 109,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,721.07 : 275,581.80 = 72,913.07 : x
  2. Step 2: Convert to fraction form
    183,721.07/275,581.80 = 72,913.07/x
  3. Step 3: Cross multiply
    183,721.07x = 275,581.80 × 72,913.07
  4. Step 4: Simplify right side
    183,721.07x = 20,093,515,074.13
  5. Step 5: Solve for x
    x = 20,093,515,074.13/183,721.07
  6. Step 6: Final answer
    x = 109,369.68

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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.