Home / 75,615.68-113,429.82-23,025.62

Finding the Fourth Proportional to 75,615.68, 113,429.82 and 23,025.62

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Solution

The fourth proportional to 75,615.68, 113,429.82 and 23,025.62 is: 34,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,615.68 : 113,429.82 = 23,025.62 : x
  2. Step 2: Convert to fraction form
    75,615.68/113,429.82 = 23,025.62/x
  3. Step 3: Cross multiply
    75,615.68x = 113,429.82 × 23,025.62
  4. Step 4: Simplify right side
    75,615.68x = 2,611,791,931.99
  5. Step 5: Solve for x
    x = 2,611,791,931.99/75,615.68
  6. Step 6: Final answer
    x = 34,540.35

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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.