Home / 53,469.48-73,789.84-29,272.12

Finding the Fourth Proportional to 53,469.48, 73,789.84 and 29,272.12

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Solution

The fourth proportional to 53,469.48, 73,789.84 and 29,272.12 is: 40,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,469.48 : 73,789.84 = 29,272.12 : x
  2. Step 2: Convert to fraction form
    53,469.48/73,789.84 = 29,272.12/x
  3. Step 3: Cross multiply
    53,469.48x = 73,789.84 × 29,272.12
  4. Step 4: Simplify right side
    53,469.48x = 2,159,985,051.26
  5. Step 5: Solve for x
    x = 2,159,985,051.26/53,469.48
  6. Step 6: Final answer
    x = 40,396.60

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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.