Home / 65,611.20-98,441.10-26,196.60

Finding the Fourth Proportional to 65,611.20, 98,441.10 and 26,196.60

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Solution

The fourth proportional to 65,611.20, 98,441.10 and 26,196.60 is: 39,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,611.20 : 98,441.10 = 26,196.60 : x
  2. Step 2: Convert to fraction form
    65,611.20/98,441.10 = 26,196.60/x
  3. Step 3: Cross multiply
    65,611.20x = 98,441.10 × 26,196.60
  4. Step 4: Simplify right side
    65,611.20x = 2,578,822,120.26
  5. Step 5: Solve for x
    x = 2,578,822,120.26/65,611.20
  6. Step 6: Final answer
    x = 39,304.60

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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.