Home / 53,412.82-73,708.43-29,538.98

Finding the Fourth Proportional to 53,412.82, 73,708.43 and 29,538.98

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Solution

The fourth proportional to 53,412.82, 73,708.43 and 29,538.98 is: 40,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,412.82 : 73,708.43 = 29,538.98 : x
  2. Step 2: Convert to fraction form
    53,412.82/73,708.43 = 29,538.98/x
  3. Step 3: Cross multiply
    53,412.82x = 73,708.43 × 29,538.98
  4. Step 4: Simplify right side
    53,412.82x = 2,177,271,765.93
  5. Step 5: Solve for x
    x = 2,177,271,765.93/53,412.82
  6. Step 6: Final answer
    x = 40,763.10

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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.