Home / 53,131.44-73,316.94-29,259.38

Finding the Fourth Proportional to 53,131.44, 73,316.94 and 29,259.38

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Solution

The fourth proportional to 53,131.44, 73,316.94 and 29,259.38 is: 40,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,131.44 : 73,316.94 = 29,259.38 : x
  2. Step 2: Convert to fraction form
    53,131.44/73,316.94 = 29,259.38/x
  3. Step 3: Cross multiply
    53,131.44x = 73,316.94 × 29,259.38
  4. Step 4: Simplify right side
    53,131.44x = 2,145,208,207.90
  5. Step 5: Solve for x
    x = 2,145,208,207.90/53,131.44
  6. Step 6: Final answer
    x = 40,375.50

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1.5x scale

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.