Home / 39,699.97-54,777.52-23,566.75

Finding the Fourth Proportional to 39,699.97, 54,777.52 and 23,566.75

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Solution

The fourth proportional to 39,699.97, 54,777.52 and 23,566.75 is: 32,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,699.97 : 54,777.52 = 23,566.75 : x
  2. Step 2: Convert to fraction form
    39,699.97/54,777.52 = 23,566.75/x
  3. Step 3: Cross multiply
    39,699.97x = 54,777.52 × 23,566.75
  4. Step 4: Simplify right side
    39,699.97x = 1,290,927,879.41
  5. Step 5: Solve for x
    x = 1,290,927,879.41/39,699.97
  6. Step 6: Final answer
    x = 32,517.10

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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.