Home / 55,550.26-76,579.61-39,607.03

Finding the Fourth Proportional to 55,550.26, 76,579.61 and 39,607.03

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Solution

The fourth proportional to 55,550.26, 76,579.61 and 39,607.03 is: 54,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,550.26 : 76,579.61 = 39,607.03 : x
  2. Step 2: Convert to fraction form
    55,550.26/76,579.61 = 39,607.03/x
  3. Step 3: Cross multiply
    55,550.26x = 76,579.61 × 39,607.03
  4. Step 4: Simplify right side
    55,550.26x = 3,033,090,910.66
  5. Step 5: Solve for x
    x = 3,033,090,910.66/55,550.26
  6. Step 6: Final answer
    x = 54,600.84

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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.