Home / 71,628.03-98,744.01-50,341.23

Finding the Fourth Proportional to 71,628.03, 98,744.01 and 50,341.23

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Solution

The fourth proportional to 71,628.03, 98,744.01 and 50,341.23 is: 69,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,628.03 : 98,744.01 = 50,341.23 : x
  2. Step 2: Convert to fraction form
    71,628.03/98,744.01 = 50,341.23/x
  3. Step 3: Cross multiply
    71,628.03x = 98,744.01 × 50,341.23
  4. Step 4: Simplify right side
    71,628.03x = 4,970,894,918.53
  5. Step 5: Solve for x
    x = 4,970,894,918.53/71,628.03
  6. Step 6: Final answer
    x = 69,398.74

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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.