Home / 59,679.64-89,517.08-20,236.84

Finding the Fourth Proportional to 59,679.64, 89,517.08 and 20,236.84

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Solution

The fourth proportional to 59,679.64, 89,517.08 and 20,236.84 is: 30,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,679.64 : 89,517.08 = 20,236.84 : x
  2. Step 2: Convert to fraction form
    59,679.64/89,517.08 = 20,236.84/x
  3. Step 3: Cross multiply
    59,679.64x = 89,517.08 × 20,236.84
  4. Step 4: Simplify right side
    59,679.64x = 1,811,542,825.23
  5. Step 5: Solve for x
    x = 1,811,542,825.23/59,679.64
  6. Step 6: Final answer
    x = 30,354.45

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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.