Home / 53,004.03-73,145.96-29,131.08

Finding the Fourth Proportional to 53,004.03, 73,145.96 and 29,131.08

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Solution

The fourth proportional to 53,004.03, 73,145.96 and 29,131.08 is: 40,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,004.03 : 73,145.96 = 29,131.08 : x
  2. Step 2: Convert to fraction form
    53,004.03/73,145.96 = 29,131.08/x
  3. Step 3: Cross multiply
    53,004.03x = 73,145.96 × 29,131.08
  4. Step 4: Simplify right side
    53,004.03x = 2,130,820,812.44
  5. Step 5: Solve for x
    x = 2,130,820,812.44/53,004.03
  6. Step 6: Final answer
    x = 40,201.11

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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.