Home / 53,261.44-79,816.03-39,110.45

Finding the Fourth Proportional to 53,261.44, 79,816.03 and 39,110.45

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Solution

The fourth proportional to 53,261.44, 79,816.03 and 39,110.45 is: 58,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.44 : 79,816.03 = 39,110.45 : x
  2. Step 2: Convert to fraction form
    53,261.44/79,816.03 = 39,110.45/x
  3. Step 3: Cross multiply
    53,261.44x = 79,816.03 × 39,110.45
  4. Step 4: Simplify right side
    53,261.44x = 3,121,640,850.51
  5. Step 5: Solve for x
    x = 3,121,640,850.51/53,261.44
  6. Step 6: Final answer
    x = 58,609.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.