Home / 86,179.56-129,271.50-23,850.60

Finding the Fourth Proportional to 86,179.56, 129,271.50 and 23,850.60

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Solution

The fourth proportional to 86,179.56, 129,271.50 and 23,850.60 is: 35,776.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,179.56 : 129,271.50 = 23,850.60 : x
  2. Step 2: Convert to fraction form
    86,179.56/129,271.50 = 23,850.60/x
  3. Step 3: Cross multiply
    86,179.56x = 129,271.50 × 23,850.60
  4. Step 4: Simplify right side
    86,179.56x = 3,083,202,837.90
  5. Step 5: Solve for x
    x = 3,083,202,837.90/86,179.56
  6. Step 6: Final answer
    x = 35,776.50

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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.