Home / 53,010.81-73,153.98-29,137.48

Finding the Fourth Proportional to 53,010.81, 73,153.98 and 29,137.48

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Solution

The fourth proportional to 53,010.81, 73,153.98 and 29,137.48 is: 40,209.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.81 : 73,153.98 = 29,137.48 : x
  2. Step 2: Convert to fraction form
    53,010.81/73,153.98 = 29,137.48/x
  3. Step 3: Cross multiply
    53,010.81x = 73,153.98 × 29,137.48
  4. Step 4: Simplify right side
    53,010.81x = 2,131,522,629.17
  5. Step 5: Solve for x
    x = 2,131,522,629.17/53,010.81
  6. Step 6: Final answer
    x = 40,209.21

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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.