Home / 71,633.18-98,851.83-39,801.26

Finding the Fourth Proportional to 71,633.18, 98,851.83 and 39,801.26

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Solution

The fourth proportional to 71,633.18, 98,851.83 and 39,801.26 is: 54,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,633.18 : 98,851.83 = 39,801.26 : x
  2. Step 2: Convert to fraction form
    71,633.18/98,851.83 = 39,801.26/x
  3. Step 3: Cross multiply
    71,633.18x = 98,851.83 × 39,801.26
  4. Step 4: Simplify right side
    71,633.18x = 3,934,427,634.44
  5. Step 5: Solve for x
    x = 3,934,427,634.44/71,633.18
  6. Step 6: Final answer
    x = 54,924.65

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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.