Home / 53,618.60-73,992.90-29,745.16

Finding the Fourth Proportional to 53,618.60, 73,992.90 and 29,745.16

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Solution

The fourth proportional to 53,618.60, 73,992.90 and 29,745.16 is: 41,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,618.60 : 73,992.90 = 29,745.16 : x
  2. Step 2: Convert to fraction form
    53,618.60/73,992.90 = 29,745.16/x
  3. Step 3: Cross multiply
    53,618.60x = 73,992.90 × 29,745.16
  4. Step 4: Simplify right side
    53,618.60x = 2,200,930,649.36
  5. Step 5: Solve for x
    x = 2,200,930,649.36/53,618.60
  6. Step 6: Final answer
    x = 41,047.89

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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.