Home / 60,980.45-91,467.92-25,427.12

Finding the Fourth Proportional to 60,980.45, 91,467.92 and 25,427.12

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Solution

The fourth proportional to 60,980.45, 91,467.92 and 25,427.12 is: 38,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,980.45 : 91,467.92 = 25,427.12 : x
  2. Step 2: Convert to fraction form
    60,980.45/91,467.92 = 25,427.12/x
  3. Step 3: Cross multiply
    60,980.45x = 91,467.92 × 25,427.12
  4. Step 4: Simplify right side
    60,980.45x = 2,325,765,777.99
  5. Step 5: Solve for x
    x = 2,325,765,777.99/60,980.45
  6. Step 6: Final answer
    x = 38,139.53

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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.