Home / 65,933.36-98,906.12-21,560.34

Finding the Fourth Proportional to 65,933.36, 98,906.12 and 21,560.34

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Solution

The fourth proportional to 65,933.36, 98,906.12 and 21,560.34 is: 32,342.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,933.36 : 98,906.12 = 21,560.34 : x
  2. Step 2: Convert to fraction form
    65,933.36/98,906.12 = 21,560.34/x
  3. Step 3: Cross multiply
    65,933.36x = 98,906.12 × 21,560.34
  4. Step 4: Simplify right side
    65,933.36x = 2,132,449,575.28
  5. Step 5: Solve for x
    x = 2,132,449,575.28/65,933.36
  6. Step 6: Final answer
    x = 32,342.50

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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.