Home / 65,625.96-98,454.58-21,252.80

Finding the Fourth Proportional to 65,625.96, 98,454.58 and 21,252.80

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Solution

The fourth proportional to 65,625.96, 98,454.58 and 21,252.80 is: 31,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,625.96 : 98,454.58 = 21,252.80 : x
  2. Step 2: Convert to fraction form
    65,625.96/98,454.58 = 21,252.80/x
  3. Step 3: Cross multiply
    65,625.96x = 98,454.58 × 21,252.80
  4. Step 4: Simplify right side
    65,625.96x = 2,092,435,497.82
  5. Step 5: Solve for x
    x = 2,092,435,497.82/65,625.96
  6. Step 6: Final answer
    x = 31,884.26

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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.