Home / 53,053.85-73,189.77-31,796.21

Finding the Fourth Proportional to 53,053.85, 73,189.77 and 31,796.21

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Solution

The fourth proportional to 53,053.85, 73,189.77 and 31,796.21 is: 43,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.85 : 73,189.77 = 31,796.21 : x
  2. Step 2: Convert to fraction form
    53,053.85/73,189.77 = 31,796.21/x
  3. Step 3: Cross multiply
    53,053.85x = 73,189.77 × 31,796.21
  4. Step 4: Simplify right side
    53,053.85x = 2,327,157,296.77
  5. Step 5: Solve for x
    x = 2,327,157,296.77/53,053.85
  6. Step 6: Final answer
    x = 43,864.06

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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.