Home / 65,935.59-98,833.66-21,550.43

Finding the Fourth Proportional to 65,935.59, 98,833.66 and 21,550.43

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Solution

The fourth proportional to 65,935.59, 98,833.66 and 21,550.43 is: 32,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,935.59 : 98,833.66 = 21,550.43 : x
  2. Step 2: Convert to fraction form
    65,935.59/98,833.66 = 21,550.43/x
  3. Step 3: Cross multiply
    65,935.59x = 98,833.66 × 21,550.43
  4. Step 4: Simplify right side
    65,935.59x = 2,129,907,323.43
  5. Step 5: Solve for x
    x = 2,129,907,323.43/65,935.59
  6. Step 6: Final answer
    x = 32,302.85

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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.