Home / 87,618.01-120,912.73-49,892.26

Finding the Fourth Proportional to 87,618.01, 120,912.73 and 49,892.26

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Solution

The fourth proportional to 87,618.01, 120,912.73 and 49,892.26 is: 68,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,618.01 : 120,912.73 = 49,892.26 : x
  2. Step 2: Convert to fraction form
    87,618.01/120,912.73 = 49,892.26/x
  3. Step 3: Cross multiply
    87,618.01x = 120,912.73 × 49,892.26
  4. Step 4: Simplify right side
    87,618.01x = 6,032,609,362.47
  5. Step 5: Solve for x
    x = 6,032,609,362.47/87,618.01
  6. Step 6: Final answer
    x = 68,851.25

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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.